Research Journal

Research and education are foundational to the mission of Orlando Health and our Weight Loss and Bariatric Surgery Institute. Our physicians share their research and clinical insights with a national and international community of colleagues.

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Author(s) Title Description Publish Date
Karl Hage, Andre F Teixeira, Amit Surve, Romulo Lind, Muhammad A Jawad, Muhammad Ghanem, Kamal Abi Mosleh, Michael L Kendrick, Daniel Cottam, Omar M Ghanem Single anastomosis duodenal switch versus Roux-en-Y gastric bypass in patients with BMI50 kgmsup2sup a multi-centered comparative analysis CONCLUSIONS: In our cohort, SADI-S was associated with higher and sustained weight-loss results compared to RYGB. Comorbidity resolution was also higher after SADI-S. Both procedures demonstrate a similar safety profile. Further studies are required to validate the long-term safety of SADI-S compare... 3/21/2024
Romulo P Lind, Juliana Antunes, Muhammad Ghanem, Muhammad A Jawad, Andre F Teixeira Reflux After Sleeve Gastrectomy Safety and Effectiveness of Laparoscopic Ligamentum Teres Cardiopexy, a Single-Center Experience CONCLUSIONS: LTC is a safe and effective surgical alternative to treat refractory GERD symptoms after SG. 2/27/2024
Mohammad Kermansaravi, Sonja Chiappetta, Chetan Parmar, Scott A Shikora, Gerhard Prager, Teresa LaMasters, Jaime Ponce, Lilian Kow, Abdelrahman Nimeri, Shanu N Kothari, Edo Aarts, Syed Imran Abbas, Ahmad Aly, Ali Aminian, Ahmad Bashir, Estuardo Behrens, Helmuth Billy, Miguel A Carbajo, Benjamin Clapp, Jean-Marc Chevallier, Ricardo V Cohen, Jerome Dargent, Bruno Dillemans, Silvia L Faria, Manoel Galvao Neto, Pierre Y Garneau, Khaled Gawdat, Ashraf Haddad, Mohamad Hayssam ElFawal, Kelvin Higa, Jaques Himpens, Farah Husain, Matthew M Hutter, Kazunori Kasama, Radwan Kassir, Amir Khan, Mousa Khoursheed, Matthew Kroh, Marina S Kurian, Wei-Jei Lee, Ken Loi, Kamal Mahawar, Corrigan L McBride, Hazem Almomani, John Melissas, Karl Miller, Monali Misra, Mario Musella, C Joe Northup, Mary O'Kane, Pavlos K Papasavas, Mariano Palermo, Richard M Peterson, Ralph Peterli, Luis Poggi, Janey S A Pratt, Aayad Alqahtani, Almino C Ramos, Karl Rheinwalt, Rui Ribeiro, Ann M Rogers, Bassem Safadi, Paulina Salminen, Sergio Santoro, Nathaniel Sann, John D Scott, Asim Shabbir, Stephanie Sogg, Erik Stenberg, Michel Suter, Antonio Torres, Surendra Ugale, Ramon Vilallonga, Cunchuan Wang, Rudolf Weiner, Natan Zundel, Luigi Angrisani, Maurizio De Luca Current recommendations for procedure selection in class I and II obesity developed by an expert modified Delphi consensus Metabolic and bariatric surgery (MBS) is widely considered the most effective option for treating obesity, a chronic, relapsing, and progressive disease. Recently, the American Society of Metabolic and Bariatric Surgery (ASMBS) and the International Federation for the Surgery of Obesity and Metaboli... 2/10/2024
Romulo P Lind, Marita Salame, Michael Kendrick, Muhammad Ghanem, Muhammad A Jawad, Omar M Ghanem, Andre F Teixeira Management of Malnutrition and Hepatic Impairment After Duodenal Switch CONCLUSIONS: While refractory malnutrition and/or liver failure are rare among patients post-DS, if underdiagnosed and untreated, this can lead to irreversible outcomes and death. All revisional procedures included in this study resulted in improvement of the nutritional status and reversal of liver... 1/4/2024
Kamal Abi Mosleh, Romulo Lind, Marita Salame, Muhammad A Jawad, Muhammad Ghanem, Karl Hage, Barham K Abu Dayyeh, Michael Kendrick, Andre F Teixeira, Omar M Ghanem Comparative multicenter analysis of sleeve gastrectomy, gastric bypass, and duodenal switch in patients with BMI 70kgmsup2sup a 2-year follow-up Patients undergoing metabolic and bariatric surgery (MBS) with body mass index (BMI) ≥ 70 kg/m² are considered a high-risk group. There is limited literature to guide surgeons on the perioperative safety as well as the different procedural outcomes of MBS in this cohort. Our aim is to compare the sa... 12/27/2023
Winni Mathur, Susmit Kosta, Manoj Reddy, Manoel Galvao Neto, Mohit Bhandari Effect of Swallow Balloon Therapy with the Combination of Semaglutide Oral Formulation a Randomised Double-Blind Single-Centre Study CONCLUSION: The study supports the efficacy of swallow balloon therapy combined with semaglutide oral formulation in promoting weight loss and improving comorbid conditions. The findings highlight the potential of this combined approach in managing obesity and its associated health issues. 12/13/2023
Amir Hossein Davarpanah Jazi, Mohammad Mahjoubi, Shahab Shahabi, Aayed R Alqahtani, Ashraf Haddad, Abdolreza Pazouki, Arun Prasad, Bassem Y Safadi, Sonja Chiappetta, Halit Eren Taskin, Helmuth Thorlakur Billy, Kazunori Kasama, Kamal Mahawar, Khaled Gawdat, Karl Peter Rheinwalt, Karl A Miller, Lilian Kow, Manoel Galvao Neto, Wah Yang, Mariano Palermo, Omar M Ghanem, Panagiotis Lainas, Ralph Peterli, Radwan Kassir, Ramon Vilallonga Puy, Rui José Da Silva Ribeiro, Sergio Verboonen, Tadeja Pintar, Asim Shabbir, Mario Musella, Mohammad Kermansaravi Bariatric Evaluation Through AI a Survey of Expert Opinions Versus ChatGPT-4 BETA-SEOV CONCLUSION: The evaluation of ChatGPT-4's role in determining bariatric surgery suitability uncovered both potential and shortcomings. Its alignment with experts was inconsistent, and it often overlooked key factors, emphasizing human expertise's value. Its current use requires caution, and further ... 10/27/2023
Vitor Ottoboni Brunaldi, Manoel Galvao Neto, Reem Z Sharaiha, Anna Carolina Hoff, Mohit Bhandari, Christopher McGowan, Michael B Ujiki, Prashant Kedia, Elias Ortiz, Brandon VanderWel, Barham K Abu Dayyeh Endoscopic sleeve gastroplasty as an early tool against obesity a multicenter international study on an overweight population CONCLUSIONS: ESG is safe and effective in treating overweight patients with high BMI normalization rates. It could help halt or delay the progression to obesity. 10/18/2023
Marita Salame, Andre F Teixeira, Romulo Lind, Gilberto Ungson, Muhammad Ghanem, Kamal Abi Mosleh, Muhammad A Jawad, Barham K Abu Dayyeh, Michael L Kendrick, Omar M Ghanem Marginal Ulcer and Dumping Syndrome in Patients after Duodenal Switch A Multi-Centered Study CONCLUSIONS: The incidences of MU and dumping after DS were low. NSAID use and a longer operation time were associated with an increased risk of MU, whereas dumping was attributed to poor dietary habits. 9/9/2023
Idiberto José Zotarelli-Filho, Luiz Gustavo de Quadros, Manoel Galvão Neto, Samadhi W Rajapaksa, Janaki Vidanapathirana, Durval Ribas Filho, Carlos Alberto Nogueira-de-Almeida Prospective Meta-analysis of Weight Loss Regained and Success Rate of Argon Plasma Coagulation to Suture and Surgery Procedures Post-bariatric Surgery Status of the Art of Endoscopic Treatment CONCLUSION: The APC proved to be efficient and safe like the other techniques. 8/23/2023
Romulo Lind, Karl Hage, Muhammad Ghanem, Meera Shah, Robert A Vierkant, Muhammad Jawad, Omar M Ghanem, Andre F Teixeira Long-Term Outcomes of Sleeve Gastrectomy Weight Recurrence and Surgical Non-responders CONCLUSIONS: Only 20% of patients who underwent SG and followed up for more than 5 years were able to maintain appropriate weight loss. 7/18/2023
Andre Teixeira, Muhammad Jawad, Muhammad Ghanem, Alexis Sánchez, Carlos Petrola, Romulo Lind Analysis of the Impact of the Learning Curve on the Safety Outcome of the Totally Robotic-Assisted Biliopancreatic Diversion with Duodenal Switch a Single-Institution Observational Study CONCLUSIONS: After the first 50 cases, the operative time, the length of stay, and the overall rate of complications decreased, being especially significant the decrease in the duodeno-ileal anastomosis leakage rate after reaching the learning curve. 7/13/2023
Luiz Gustavo de Quadros, Vitor Ottoboni Brunaldi, Marco Costa Silva, Manoel Galvao Neto, Khushboo Gala, Barham Abu Dayyeh Endoscopic resection of a gastric GI stromal tumor using the helix-snaring technique Video 1Endoscopic resection of a gastric GI stromal tumor using the helix-snaring technique. 5/17/2023
David Motola, Romulo Lind, Lauren Geisel, Gary Aghazarian, Muhammad Ghanem, Andre F Teixeira, Muhammad A Jawad Implementing novel modalities into an institutional enhanced recovery after bariatric surgery ERABS protocol CONCLUSION: Focus on optimized pain management, allied to a superior PONV control, may be relevant contributors for a lower LOS without negative impacts in complications rates. 4/5/2023
Gary S Aghazarian, Romulo Lind, David Motola, Melanie Perry, Norman Singletary, Linda Lastrapes, Muhammad Ghanem, Muhammad A Jawad, Andre F Teixeira Impact of Emend on Perioperative Bariatric Surgery Antiemetic Utilization, Patient Satisfaction, and Costs CONCLUSION: Fosaprepitant is a relevant alternative in preventing and treating PONV in patients who underwent bariatric/metabolic surgical procedures. 2/23/2023
Gary S Aghazarian, Romulo Lind, Sara Ardila, Linda Lastrapes, Muhammad Ghanem, Andre F Teixeira, Muhammad A Jawad Impact of Perioperative Ketamine on Postoperative Bariatric Surgery Opioid Use and Length of Stay CONCLUSIONS: Ketamine may be a feasible alternative to reduce opioid use and hospital length of stay. We believe that ketamine can be an important contribution to ERABS pathways, being responsible for improved outcomes after bariatric/metabolic surgical procedures. 2/2/2023
Eduardo Espinet Coll, Román Turró Arau, Javier Nebreda Durán, Andrés J Del Pozo-García, José Miguel Esteban López-Jamar, Carlos Dolz Abadía, Manoel Galvao Neto, Francesc Espinet Coll Bariatric endoscopy, care-curative medicine and legal conflicts Spanish Bariatric Endoscopy Group Gettemo-SEED Positioning Bariatric endoscopy treats obesity as a disease, in addition to its multiple associated comorbidities, so it should be considered in the "care-curative" field and not as "satisfying, voluntary or outcoming" medicine. Insufficient weight loss cases, or complications may occur. This, in parallel with ... 1/31/2023
Sérgio Barrichello, Igor Braga Ribeiro, Thiago F de Souza, Manoel Dos Passos Galvão Neto, Eduardo Grecco, Jaques Waisberg Gastric Emptying and Its Correlation With Weight Loss and Body Mass Index in Patients With an Intragastric Balloon A Prospective Study With Six Years of Follow-Up Background Obesity is the most well-established and prolonged pandemic in modern society. Having a better understanding of the available tools is important to improve weight loss and make the strategies more productive. This study aims to evaluate the effect of intragastric balloon (IGB) on gastric ... 1/19/2023
Hayato Nakanishi, Andre F Teixeira, Reem H Matar, Karl Hage, Andres J Acosta, Barham K Abu Dayyeh, Rana Pullatt, Benjamin Clapp, Omar M Ghanem Impact on Mid-Term Health-Related Quality of Life after Duodenal Switch a Systematic Review and Meta-Analysis CONCLUSION: Our meta-analysis demonstrated an improvement in mid-term HrQoL after BPD-DS. Despite the promising trends demonstrated in this meta-analysis, further studies with large sample sizes are needed to evaluate the impact of HrQoL on patients with obesity after BPD-DS. 1/7/2023
Eduardo Espinet Coll, Andrés J Del Pozo García, Román Turró Arau, Javier Nebreda Durán, Xavier Cortés Rizo, Andrés Serrano Jiménez, Miguel Ángel Escartí Usó, María Muñoz Tornero, David Carral Martínez, Jaime Bernabéu López, Cristian Sierra Bernal, David Martínez-Ares, Jesús Espinel Díez, Carlos Marra-López Valenciano, Javier Sola Vera, Laura Sanchis Artero, José Luis Domínguez Jiménez, Ramiro Carreño Macián, José Francisco Juanmartiñena Fernández, Arnulfo Fernández Zulueta, Claudia Consiglieri Alvarado, Eduardo Grecco, Lyz Bezerra Silva, Manoel Galvao Neto Spanish Intragastric Balloon Consensus Statement SIBC practical guidelines based on experience of over 20 000 cases CONCLUSIONS: this consensus based on more than 20 000 cases represents practical recommendations to perform IGB procedures. This experience shows that the device leads to satisfactory weight loss with a low rate of adverse events. Most results are reproducible compared to those obtained by the BIBC. 11/25/2022
Renjie Li, Wael Eskander, Andre F Teixeira, Ricardo Zorron Sleeve-Dor Fundoplication - An Innovative Surgical Technique to Avoid the Epidemic Long Term de Novo Gastroesophageal Reflux and Barretts Esophagus After Sleeve Gastrectomy for Obesity BACKGROUND: Sleeve gastrectomy (SG) in current literature showed an increased risk of "de novo" gastroesophageal reflux disease (GERD) and increased risk for Barrett's esophagus in longer follow-up series, with a possibility of esophageal adenocarcinoma in this population. Adding primarily an anteri... 11/22/2022
Andre Teixeira, Muhammad Jawad, Muhammad Ghanem, Alexis Sanchez, Cristina Inchausti, Ivan Mogollon, Romulo Lind Robot-assisted duodenal switch with DaVinci Xi surgical technique and analysis of a single-institution experience of 661 cases Metabolic and bariatric surgery is an effective treatment for the management of obesity and related comorbidities. Although the duodenal switch has demonstrated superior results in terms of resolution of obesity-related comorbidities and weight loss, it is one of the less performed procedures. The u... 11/13/2022
Romulo P Lind, Muhammad Ghanem, Andre F Teixeira, Muhammad A Jawad, Javier Osorio, Claudio Lazzara, Lucia Sobrino, David Ortiz-Ciruela, Amador Garcia Ruiz de Gordejuela Single- Versus Double-Anastomosis Duodenal Switch Outcomes Stratified by Preoperative BMI CONCLUSION: BPD-DS achieved greater %TBWL at 2 years, but no superiority was perceived among study subgroups. SADI-S and BPD-DS showed similar overall complication rates. 10/24/2022
Romulo Lind, Omar M Ghanem, Muhammad Ghanem, Andre F Teixeira, Muhammad A Jawad Duodenal Switch Conversion in Non-responders or Weight Recurrence Patients CONCLUSION: Duodenal switch conversions are an effective salvage procedure for insufficient weight loss and/or weight regain after adjustable gastric band, sleeve gastrectomy, and Roux-en-Y gastric bypass; it is also safe, associated to low readmission, reoperation, and mortality rates. 10/8/2022
Mahak Bhandari, Susmit Kosta, Manoj Reddy, Winni Mathur, Manoel Galvao Neto, Mohit Bhandari Four-year outcomes for endoscopic sleeve gastroplasty from a single centre in India CONCLUSIONS: This study shows acceptable results with ESG at 4 years in our unit. Regular monitoring by a multidisciplinary nurtures weight loss, resolution or improvement of comorbidities and improvement of quality of life with low perioperative complications. There is a need for more reports with ... 9/20/2022
Barham K Abu Dayyeh, Fateh Bazerbachi, Eric J Vargas, Reem Z Sharaiha, Christopher C Thompson, Bradley C Thaemert, Andre F Teixeira, Christopher G Chapman, Vivek Kumbhari, Michael B Ujiki, Jeanette Ahrens, Courtney Day, MERIT Study Group, Manoel Galvao Neto, Natan Zundel, Erik B Wilson Endoscopic sleeve gastroplasty for treatment of class 1 and 2 obesity MERIT a prospective, multicentre, randomised trial BACKGROUND: Endoscopic sleeve gastroplasty (ESG) is an endolumenal, organ-sparing therapy for obesity, with wide global adoption. We aimed to explore the efficacy and safety of ESG with lifestyle modifications compared with lifestyle modifications alone. 7/31/2022
Kyle Lam, Michael D Abr moff, José M Balibrea, Steven M Bishop, Richard R Brady, Rachael A Callcut, Manish Chand, Justin W Collins, Markus K Diener, Matthias Eisenmann, Kelly Fermont, Manoel Galvao Neto, Gregory D Hager, Robert J Hinchliffe, Alan Horgan, Pierre Jannin, Alexander Langerman, Kartik Logishetty, Amit Mahadik, Lena Maier-Hein, Esteban Martín Antona, Pietro Mascagni, Ryan K Mathew, Beat P Müller-Stich, Thomas Neumuth, Felix Nickel, Adrian Park, Gianluca Pellino, Frank Rudzicz, Sam Shah, Mark Slack, Myles J Smith, Naeem Soomro, Stefanie Speidel, Danail Stoyanov, Henry S Tilney, Martin Wagner, Ara Darzi, James M Kinross, Sanjay Purkayastha A Delphi consensus statement for digital surgery The use of digital technology is increasing rapidly across surgical specialities, yet there is no consensus for the term 'digital surgery'. This is critical as digital health technologies present technical, governance, and legal challenges which are unique to the surgeon and surgical patient. We aim... 7/19/2022
Ana F G Greco, José O Rossi, Joaquim J Barroso, Fernanda S Yamasaki, André F Teixeira, Elizete G L Rangel, Lauro P S Neto, Edl Schamiloglu Analysis of the sharpening effect in gyromagnetic nonlinear transmission lines using the unidimensional form of the Landau-Lifshitz-Gilbert equation Continuous nonlinear transmission lines (NLTLs), also known as gyromagnetic lines, consist of ferrite-based magnetic cores biased by an external magnetic field. Over the past years, many analytical and experimental studies have predicted the rise time reduction of the input pulse to the range of a f... 7/1/2022
Vitor Ottoboni Brunaldi, Manoel Galvao Neto Endoscopic sleeve gastroplasty a narrative review on historical evolution, physiology, outcomes, and future standpoints Since its first description in 2013, robust evidence supporting the efficacy and safety of the endoscopic sleeve gastroplasty (ESG) has been on the rise. A large case series and meta-analysis report supported results up to 24 months, while some other studies already described 5-year data. If associa... 6/7/2022
Gontrand Lopez Nava, Roman Turro Arau, Ravishankar Asokkumar, Daniel B Maselli, Babusai Rapaka, Reem Matar, Inmaculada Bautista, Jorge Carlos Espinos Perez, Alfredo Mata Bilbao, Veeravich Jaruvongvanich, Eric J Vargas, Andrew C Storm, Manoel Galvao Neto, Barham K Abu Dayyeh Prospective Multicenter Study of the Primary Obesity Surgery Endoluminal POSE 20 Procedure for Treatment of Obesity CONCLUSION: POSE 2.0 is an effective and durable endoscopic bariatric therapy which may influence physiologic pathways impacting satiety. Larger comparative studies are needed to further elucidate these initial findings. 5/9/2022
Eduard Espinet-Coll, Patricia Díaz-Galán, Javier Nebreda-Durán, José A Gómez-Valero, Carmen Vila-Lolo, Carmen Bautista-Altamirano, Ana Bargalló-García, Manoel Galvao-Neto, Miguel Muñoz-Navas, Domingo Bargalló-Carulla Persistence of Sutures and Gastric Reduction After Endoscopic Sleeve Gastroplasty Radiological and Endoscopic Assessment CONCLUSIONS: ESG is an effective and safe weight loss strategy at 12-month follow-up with persistence of most sutures and maintenance of notable gastric reduction and remodeling. 3/30/2022
Annieke C G van Baar, Jacques Devière, David Hopkins, Laurent Crenier, Frits Holleman, Manoel P Galvão Neto, Pablo Becerra, Paulina Vignolo, Leonardo Rodriguez Grunert, Geltrude Mingrone, Guido Costamagna, Max Nieuwdorp, Caterina Guidone, Rehan J Haidry, Bu Hayee, Cormac Magee, Juan Carlos Lopez-Talavera, Kelly White, Vijeta Bhambhani, Emily Cozzi, Harith Rajagopalan, Jacques J G H M Bergman Durable metabolic improvements 2 years after duodenal mucosal resurfacing DMR in patients with type 2 diabetes REVITA-1 Study CONCLUSIONS: DMR is associated with durable improvements in insulin sensitivity and multiple downstream metabolic parameters through 24 months post-treatment in type 2 diabetes. Clinical trial reg. no. NCT02413567, 1/15/2022
David Motola, Ibrahim M Zeini, Rena C Moon, Muhammad Ghanem, Andre F Teixeira, Muhammad A Jawad ANTI-REFLUX PROCEDURES AFTER ROUX-EN-Y GASTRIC BYPASS CONCLUSIONS: Female patients with a significant weight loss may develop a severe reflux symptoms years after RYGB. Complaints of reflux after RYGB should not be overlooked. Careful follow-up and appropriate treatment (including surgical intervention) is needed for this population. 1/12/2022
Manoel Galvao Neto, Vitor Ottoboni Brunaldi, Eduardo Grecco, Lyz Bezerra Silva, Luiz Gustavo de Quadros, Thiago Ferreira de Souza, André Teixeira, Helmut Wagner Poti de Morais, João Henrique Felicio de Lima, Admar Concon Filho, Artagnan Amorim, Marcelo Falcão de Santana, Newton Teixeira, João Caetano Marchesini, Brazilian Bariatric Endoscopy Collaborative working group Good Clinical Practices on Argon Plasma Coagulation Treatment for Weight Regain Associated with Dilated Gastrojejunostomy Following Roux-en-Y Gastric Bypass a Brazilian-Modified Delphi Consensus CONCLUSIONS: This consensus provides several recommendations based on a highly experienced panel of endoscopists. Although it covers most aspects of the treatment, the level of evidence is low for the majority of the statements. Therefore, bariatric endoscopists should be constantly attentive to new... 11/23/2021
Manoel Galvao Neto, Jonathan Jerez, Vitor Ottoboni Brunaldi, David Cabrera, Christian Benavides, Monica Moreno, Ginesio Romero, Daniela Guiatara, Barham K Abu Dayyeh Learning Process Effectiveness During the COVID-19 Pandemic Teleproctoring Advanced Endoscopic Skills by Training Endoscopists in Endoscopic Sleeve Gastroplasty Procedure CONCLUSIONS: The proposed teleproctoring program was effective to deliver advanced endoscopic skills such as endosuturing for ESG, despite the restrictions imposed by the COVID-19 pandemic. 10/19/2021
Luiz Gustavo de Quadros, Daniela Coca Germany Faria, Manoel Galvão Neto, Vitor Brunaldi, Idiberto José Zotarelli Filho, Mikaell Alexandre Gouvêa Faria, Eduardo Grecco, Mario Flamini Junior, Sâmara Fernandes Santos Martins, André Teixeira, Cinthia Barbosa de Andrade, Alvaro Antonio Bandeira Ferraz, Roberto Luiz Kaiser Junior Banded RYGB Ring Slippage Endoscopic Removal with Self-expandable Stents a Comparative Study Between Metallic and Plastic One CONCLUSION: Both procedures were efficient at inducing band erosion with similar safety profiles. Older and female patients are at a higher risk of treatment-related adverse events, especially those receiving SEMS. 10/13/2021
Muhammad Ghanem, Mohamad Zuheir Al Kazzaz, Alnour Soliman Hydatid cyst in the neck, an unusual localization of the disease A case report CONCLUSION: Hydatid cyst disease in the neck is extremely rare. Hydatid cyst should be included in differential diagnosis of cystic lesions in the neck especially in patients from endemic countries. Post-operative surveillance is important to diagnose the complete healing or recurrence of hydatid di... 8/14/2021
Vitor Ottoboni Brunaldi, Manoel Galvao Neto Endoscopic Procedures for Weight Loss PURPOSE OF REVIEW: To provide updated evidence on the endoscopic procedures for weight loss and to bring personal insights on the future of endobariatrics. 7/23/2021
Rena C Moon, Andre F Teixeira, Muhammad A Jawad To oversew or not to oversew in robotic sleeve gastrectomy a case against oversewing the staple line CONCLUSIONS: No significant difference in major complications was found between RSG patients with and without oversewn staple lines. Oversewing of the staple line may be associated with increased emergency room visits. 3/26/2021
Geltrude Mingrone, Annieke Cg van Baar, Jacques Devière, David Hopkins, Eduardo Moura, Cintia Cercato, Harith Rajagopalan, Juan Carlos Lopez-Talavera, Kelly White, Vijeta Bhambhani, Guido Costamagna, Rehan Haidry, Eduardo Grecco, Manoel Galvao Neto, Guruprasad Aithal, Alessandro Repici, Bu'Hussain Hayee, Amyn Haji, A John Morris, Raf Bisschops, Manil D Chouhan, Naomi S Sakai, Deepak L Bhatt, Arun J Sanyal, J J G H M Bergman, Investigators of the REVITA-2 Study Safety and efficacy of hydrothermal duodenal mucosal resurfacing in patients with type 2 diabetes the randomised, double-blind, sham-controlled, multicentre REVITA-2 feasibility trial CONCLUSIONS: DMR is safe and exerts beneficial disease-modifying metabolic effects in T2D with or without non-alcoholic liver disease, particularly in patients with high FPG. 2/18/2021
Lyz Bezerra Silva, Manoel Galvão Neto Intragastric balloon The intragastric balloon is a temporary and minimally invasive therapy for weight loss, currently being the main choice for mild obesity. As a space-occupying device, it reduces stomach capacity, resulting in decreased hunger and food intake. There are different balloon models, filled with liquid or... 2/11/2021
Dilhana Badurdeen, Anna Carolina Hoff, Sergio Barrichello, Abdellah Hedjoudje, Mohamad I Itani, Jad Farha, Shahem Abbarh, Atif Adam, Vikesh K Singh, Saowanee Ngamruengphong, Andreas Oberbach, Mouen A Khashab, Manoel Galvao Neto, Vivek Kumbhari Efficacy of Liraglutide to Prevent Weight Regain After Retrieval of an Adjustable Intra-gastric Balloon-a Case-Matched Study CONCLUSION: Liraglutide has an additive benefit with respect to efficacy and a reduction in body fat when commenced after IGB retrieval. Future randomized control studies will be needed to determine the optimal dose and duration of liraglutide to achieve superior outcomes. 11/19/2020
Dilhana Badurdeen, Anna Carolina Hoff, Abdellah Hedjoudje, Atif Adam, Mohamad I Itani, Jad Farha, Shahem Abbarh, Anthony N Kalloo, Mouen A Khashab, Vikesh K Singh, Andrea Oberbach, Manoel Galvao Neto, Sergio Barrichello, Vivek Kumbhari Endoscopic sleeve gastroplasty plus liraglutide versus endoscopic sleeve gastroplasty alone for weight loss CONCLUSIONS: Addition of liraglutide at 5 months results in superior weight loss and improved efficacy as demonstrated by decreased body fat 12 months after ESG. Further studies are imperative to determine optimal dose, timing, and duration of liraglutide. 10/19/2020
Manoel Galvão Neto, Lyz Bezerra Silva, Luiz Gustavo de Quadros, Eduardo Grecco, Admar Concon Filho, Artagnan Menezes Barbosa de Amorim, Marcelo Falcao de Santana, Newton Teixeira Dos Santos, Joao Henrique Felicio de Lima, Thiago Ferreira de Souza, Helmut Wagner Poti de Morais, Felipe Matz Vieira, Rena Moon, André F Teixeira, Brazilian Endoscopic Sleeve Gastroplasty Collaborative Brazilian Consensus on Endoscopic Sleeve Gastroplasty CONCLUSIONS: This consensus establishes practical guidelines for performance of ESG. The experience of 1828 procedures shows the expertise of the selected specialists participating in this consensus statement. The group's experience has a satisfactory weight loss with low adverse events rate. The ma... 8/21/2020
Veeravich Jaruvongvanich, Kornpong Vantanasiri, Passisd Laoveeravat, Reem H Matar, Eric J Vargas, Daniel B Maselli, Maryam Alkhatry, Lea Fayad, Vivek Kumbhari, Ricardo Jose Fittipaldi-Fernandez, Marcus Hollenbach, Rabindra R Watson, Luiz Gustavo de Quadros, Manoel Galvao Neto, Patrick Aepli, Dominic Staudenmann, Vitor Ottoboni Brunaldi, Andrew C Storm, John A Martin, Victoria Gomez, Barham K Abu Dayyeh Endoscopic full-thickness suturing plus argon plasma mucosal coagulation versus argon plasma mucosal coagulation alone for weight regain after gastric bypass a systematic review and meta-analysis CONCLUSIONS: This meta-analysis demonstrates that both ft-TORe and APMC-TORe offer significant and comparable weight-loss outcomes with a high and comparable safety profile. However, APMC-TORe typically required multiple endoscopic sessions. Identifying a goal for the final and change in GJA diamete... 7/22/2020
Veeravich Jaruvongvanich, Reem Matar, Azizullah Beran, Daniel B Maselli, Andrew C Storm, Victoria Gómez, Eric J Vargas, Todd A Kellogg, Travis J McKenzie, Rahul Pannala, Manoel Galvao Neto, Andre Texeira, Barham K Abu Dayyeh A protocolized approach to endoscopic hydrostatic versus pneumatic balloon dilation therapy for gastric sleeve stenosis a multicenter study and meta-analysis CONCLUSIONS: Hydrostatic balloon dilation should be considered as an initial modality for GSS given its acceptable success rate and high safety profile. In those who fail hydrostatic balloon dilation, a subsequent step-up approach to pneumatic balloon dilation or revisional surgery should be attempt... 7/10/2020
Christine Stier, Gontrand Lopez-Nava, Manoel Galvao Neto, Christopher C Thompson, Josemberg Campos, Mousa Khoursheed, Muffazal Lakdawala, Almino Ramos, Barham K Abu Dayyeh IFSO Endoscopy Committee Position Statement on the Practice of Bariatric Endoscopy During the COVID-19 Pandemic COVID-19 (Coronavirus disease 2019) caused by SARS-CoV-2 has become a global pandemic. Obesity is a risk factor for severe disease, and the practice of endoscopy poses special challenges and risks of SARS-CoV-2 transmission to patients and providers given the evolving role of the gastrointestinal tr... 7/6/2020
Rena C Moon, Andre F Teixeira, Jessica Treto, Muhammad A Jawad Cardiopexy at the Time of Sleeve Gastrectomy as a Preventive Measure for Reflux CONCLUSION: Cardiopexy was not associated with a reduced rate of symptomatic GERD and conversion to RYGB after 6 months. 6/5/2020
Daniel B Maselli, Aayed R Alqahtani, Barham K Abu Dayyeh, Mohamed Elahmedi, Andrew C Storm, Reem Matar, Jose Nieto, Andre Teixeira, Maryam Al Khatry, Manoel Galvao Neto, Vivek Kumbhari, Eric J Vargas, Veeravich Jaruvongvanich, Manpreet S Mundi, Ameya Deshmukh, Mohamad I Itani, Jad Farha, Christopher G Chapman, Reem Sharaiha Revisional endoscopic sleeve gastroplasty of laparoscopic sleeve gastrectomy an international, multicenter study CONCLUSIONS: R-ESG is a safe and effective means of facilitating weight loss for weight recidivism after LSG, with sustained results at 1 year. R-ESG should be considered before pursuing more-invasive surgical revisional options. 5/31/2020
Eduardo Espinet Coll, Román Turró Arau, Aitor Orive Calzada, Carlos Dolz Abadía, Amador García Ruiz de Gordejuela, Andrés Sánchez Yagüe, Javier Nebreda Durán, Manoel Galvao Neto, Gontrand López-Nava Breviere, Alfredo Mata Bilbao, Alfonso Alcalde Vargas, Ramón Abad Belando, Andrés José Del Pozo-García, José Miguel Esteban López-Jamar, Jordi Pujol Gebelli, Antonio José Torres García, José Antonio Ramírez Felipe, Miguel Muñoz Navas Main prophylactic measures in bariatric endoscopy Spanish Expert Recommendations Guideline Bariatric endoscopy (BE) encompasses a number of techniques -some consolidated, some under development- aiming to contribute to the management of obese patients and their associated metabolic diseases as a complement to dietary and lifestyle changes. To date different intragastric balloon models, su... 5/27/2020
Luiz Gustavo de Quadros, Manoel Galvão Neto, João Caetano Marchesini, André Teixeira, Eduardo Grecco, Roberto Luiz Kaiser Junior, Natan Zundel, Idiberto José Zotarelli Filho, Thiago Ferreira de Souza, Admar Concon Filho, Lyz Bezerra da Silva, Almino Cardoso Ramos, Álvaro Antônio Bandeira Ferraz, Josemberg Marins Campos Correction to Endoscopic Argon Plasma Coagulation Vs Multidisciplinary Evaluation in the Management of Weight Regain after Gastric Bypass Surgery a Randomized Controlled Trial with SHAM Group In the original article the captions for Figs. 1-3 are incorrect. 5/21/2020
Victor Ramos Mussa Dib, Almino Cardoso Ramos, Nilton Tokio Kawahara, Josemberg Marins Campos, João Caetano Marchesini, Manoel Galvão-Neto, Adriana Gonçalves Daumas Pinheiro Guimarães, Adriano Pessoa Picanço-Junior, Carlos Eduardo Domene Does weight gain, throughout 15 years follow-up after Nissen laparoscopic fundoplication, compromise reflux symptoms control CONCLUSION: Fundoplication was safe and effective in early and late periods. There was late weight gain, which did not influence effective symptoms control. 5/20/2020
Rena C Moon, Ana R Segura, Andre F Teixeira, Muhammad A Jawad Feasibility and safety of robot-assisted bariatric conversions and revisions CONCLUSIONS: Robot-assisted conversions and revisions were as feasible and safe as laparoscopic procedures. However, operative time was longer in robot-assisted conversions. 5/20/2020
Vitor Ottoboni Brunaldi, Manoel Galvao Neto, Natan Zundel, Barham K Abu Dayyeh Isolated sleeve gastrectomy stricture a systematic review on reporting, workup, and treatment The isolated stricture after the sleeve gastrectomy is one of the possible surgical complications. Previous algorithms have been proposed to address the workup and treatment of sleeve gastrectomy stricture. However, current literature lacks standardization and systematic reviews on this topic. This ... 4/26/2020
Annieke C G van Baar, Ulrich Beuers, Kari Wong, Rehan Haidry, Guido Costamagna, Alia Hafedi, Jacques Deviere, Soumitra S Ghosh, Juan Carlos Lopez-Talavera, Leonardo Rodriguez, Manoel P Galvao Neto, Arun Sanyal, Jacques J G H M Bergman Endoscopic duodenal mucosal resurfacing improves glycaemic and hepatic indices in type 2 diabetes 6-month multicentre results CONCLUSION: Hydrothermal ablation of the duodenum by DMR elicits a beneficial metabolic response in patients with T2DM. DMR also improves hepatic indices, potentially through an insulin-sensitizing mechanism. These encouraging data deserve further evaluation in randomized controlled trials. 2/11/2020
Rena C Moon, Aaron Bornstein, Andre F Teixeira, Muhammad A Jawad Short-term results of long biliopancreatic limb Roux-en-Y gastric bypass-is it superior CONCLUSIONS: Short-term results show that long biliopancreatic limb RYGB was not associated with a more significant weight loss after RYGB. The 2 procedures were similar in 30-day complications. 1/29/2020
Luiz Gustavo de Quadros, Manoel Galvão Neto, João Caetano Marchesini, André Teixeira, Eduardo Grecco, Roberto Luiz Kaiser Junior, Natan Zundel, Idiberto José Zotarelli Filho, Thiago Ferreira de Souza, Admar Concon Filho, Lyz Bezerra da Silva, Almino Cardoso Ramos, Álvaro Antônio Bandeira Ferraz, Josemberg Marins Campos Endoscopic Argon Plasma Coagulation vs Multidisciplinary Evaluation in the Management of Weight Regain After Gastric Bypass Surgery a Randomized Controlled Trial with SHAM Group CONCLUSION: Treatment of the gastrojejunal anastomosis with APC was effective and safe, with significant weight loss, the return of early satiation, and an improvement in quality of life. 1/26/2020
Eduardo Rodrigues-Pinto, Alessandro Repici, Gianfranco Donatelli, Guilherme Macedo, Jacques Devière, Jeanin E van Hooft, Josemberg M Campos, Manoel Galvao Neto, Marco Silva, Pierre Eisendrath, Vivek Kumbhari, Mouen A Khashab International multicenter expert survey on endoscopic treatment of upper gastrointestinal anastomotic leaks Background and study aims A variety of endoscopic techniques are currently available for treatment of upper gastrointestinal (UGI) anastomotic leaks; however, no definite consensus exists on the most appropriate therapeutic approach. Our aim was to explore current management of UGI anastomotic leaks... 12/3/2019
Rena C Moon, Layth Alkhairi, Alyssa Jameson Wier, Andre F Teixeira, Muhammad A Jawad Conversions of Roux-en-Y gastric bypass to duodenal switch SADI-S and BPD-DS for weight regain CONCLUSION: Conversions of RYGB to SADI-S and BPD-DS can provide significant additional weight loss. However, complications and malnutrition can develop after the conversion, and further research is needed for evaluating safety. 10/23/2019
Manoel Galvao Neto, Rena C Moon, Luiz Gustavo de Quadros, Eduardo Grecco, Admar Concon Filho, Thiago Ferreira de Souza, Luis Augusto Mattar, Jose Americo Gomides de Sousa, Barham K Abu Dayyeh, Helmut Morais, Felipe Matz, Muhammad A Jawad, Andre F Teixeira Safety and short-term effectiveness of endoscopic sleeve gastroplasty using overstitch preliminary report from a multicenter study CONCLUSION: Short-term results suggest that ESG is a safe and effective option for patients with Class I and II obesity. 10/19/2019
Manoel Dos Passos Galvão Neto, Marco Silva, Eduardo Grecco, Thiago Ferreira de Souza, Luana Leite Baldim, André Teixeira, Sara Gomes, Guilherme Macedo, Luiz Gustavo de Quadros Resuturing of Stomach in Endoscopic Sleeve Gastroplasty 8 Months After Original Procedure Endoluminal treatments such as endoscopic gastroplasty have been gaining ground in obesity treatment. A 52-year-old woman gained weight 5 months after endoscopic gastroplasty. Thus, it was decided to resuture the greater curvature of the stomach 8 months after the initial procedure by reducing the g... 10/17/2019
Abdellah Hedjoudje, Barham K Abu Dayyeh, Lawrence J Cheskin, Atif Adam, Manoel Galvão Neto, Dilhana Badurdeen, Javier Graus Morales, Adrian Sartoretto, Gontrand Lopez Nava, Eric Vargas, Zhixian Sui, Lea Fayad, Jad Farha, Mouen A Khashab, Anthony N Kalloo, Aayed R Alqahtani, Christopher C Thompson, Vivek Kumbhari Efficacy and Safety of Endoscopic Sleeve Gastroplasty A Systematic Review and Meta-Analysis CONCLUSIONS: In a systematic review and meta-analysis, we found ESG to produce clinically significant weight loss that was reproducible among independent centers and to have a low rate of severe adverse events. ESG appears to be an effective intervention for patients with obesity, although comparati... 8/24/2019
Mohit Bhandari, Saransh Jain, Winni Mathur, Susmit Kosta, Manoel Galvao Neto, Vitor Ottoboni Brunaldi, Mathias Fobi Endoscopic sleeve gastroplasty is an effective and safe minimally invasive approach for treatment of obesity First Indian experience CONCLUSIONS: Endoscopic sleeve gastroplasty is effective and safe at promoting weight loss in the Indian population. Young age and female gender are related to better outcomes. 8/9/2019
Annieke C G van Baar, Frits Holleman, Laurent Crenier, Rehan Haidry, Cormac Magee, David Hopkins, Leonardo Rodriguez Grunert, Manoel Galvao Neto, Paulina Vignolo, Bu'Hussain Hayee, Ann Mertens, Raf Bisschops, Jan Tijssen, Max Nieuwdorp, Caterina Guidone, Guido Costamagna, Jacques Devière, Jacques J G H M Bergman Endoscopic duodenal mucosal resurfacing for the treatment of type 2 diabetes mellitus one year results from the first international, open-label, prospective, multicentre study CONCLUSIONS: In this multicentre study, DMR was found to be a feasible and safe endoscopic procedure that elicited durable glycaemic improvement in suboptimally controlled T2D patients using oral glucose-lowering medication irrespective of weight loss. Effects on the liver are examined further. 7/24/2019
Diogo Turiani Hourneaux de Moura, Eduardo Guimarães Hourneaux de Moura, Manoel Galvão Neto, Pichamol Jirapinyo, Newton Teixeira, Ivan Orso, Luiz Gustavo Quadros, Artagnan Amorim, Filipe Medeiros, Durval Rosa Neto, João de Siqueira Neto, Alvaro Albano, Luiz Henrique de Sousa, Delano Almeida, Igor Antunes Marchetti, Flávio Ivano, João Henrique Felicio de Lima, Marcelo Falcão, Christopher C Thompson Outcomes of a novel bariatric stent in the management of sleeve gastrectomy leaks a multicenter study CONCLUSIONS: This novel, large-caliber, fully covered stent specifically designed for sleeve leaks appears to be effective at treating acute and early leaks. However, the large flanges and long stent length do not appear to reduce migration rate and may be associated with higher overall severe AE ra... 7/3/2019
Sergio Barrichello, Dilhana Badurdeen, Abdellah Hedjoudje, Manoel Galvão Neto, Robin Yance, Andre Veinert, Lea Fayad, Cem Simsek, Eduardo Grecco, Thiago Ferreira de Souza, Cynthia Teixeira, Gabriel Cairo Nunes, Anthony N Kalloo, Mouen A Khashab, Vivek Kumbhari The Effect of the Intra-gastric Balloon on Gastric Emptying and the DeMeester Score CONCLUSION: The IGB delays GE for solids, but not for liquids, and increases the DeMeester score by a mechanism other than a loss of LES pressure. 6/30/2019
Sérgio Barrichello, Diogo Turiani Hourneaux de Moura, Eduardo Guimaraes Hourneaux de Moura, Pichamol Jirapinyo, Anna Carolina Hoff, Ricardo José Fittipaldi-Fernandez, Giorgio Baretta, João Henrique Felício Lima, Eduardo N Usuy, Leonardo Salles de Almeida, Flavio M Ramos, Felipe Matz, Manoel Dos Passos Galvão Neto, Christopher C Thompson Endoscopic sleeve gastroplasty in the management of overweight and obesity an international multicenter study CONCLUSIONS: ESG appears to be feasible, safe, and effective in the treatment of patients with overweight and obesity according to ASGE/ASMBS thresholds. 6/23/2019
Vitor O Brunaldi, Manoel Galvao Neto Endoscopic techniques for weight loss and treating metabolic syndrome PURPOSE OF REVIEW: The endoscopic armamentarium against obesity and metabolic syndrome is rapidly growing and improving. Novel devices have been tested and recent data either support or reject their use. We aim to discuss current data on new endoscopic procedures addressing overweight, diabetes, and... 6/21/2019
Eduardo Guimarães Hourneaux De Moura, Diogo Turiani Hourneaux de Moura, Manoel Galvão-Neto, Christiano Makoto Sakai, Gustavo Luis Rodela Silva, Ahmad Najdat Bazarbashi, Christopher C Thompson Endoscopic Management of Anchor Erosion Adjacent to the Pylorus Following Duodenal-Jejunal Bypass Sleeve CONCLUSIONS: DJBS endoscopic removal is safe and effective even in challenging cases, thus preventing the need for surgical intervention. 4/12/2019
Rehan J Haidry, Annieke C van Baar, Manoel P Galvao Neto, Harith Rajagopalan, Jay Caplan, Philip S Levin, Jacques J Bergman, Leonardo Rodriguez, Jacques Deviere, Christopher C Thompson Duodenal mucosal resurfacing proof-of-concept, procedural development, and initial implementation in the clinical setting CONCLUSIONS: DMR shows potential as an endoscopic intervention that improves glycemic and hepatic parameters in patients with T2D. Further mechanistic and clinical studies are underway to further explore DMR as a treatment for metabolic disease. 4/3/2019
Li Ge, Rena C Moon, Ha Nguyen, Luiz Gustavo de Quadros, Andre F Teixeira, Muhammad A Jawad Pathologic findings of the removed stomach during sleeve gastrectomy CONCLUSION: Patients with gastroesophageal reflux and hyperlipidemia might suggest higher incidence rate of gastric histopathologic abnormalities. Routine preoperative screening may not be beneficial for patients undergoing sleeve gastrectomy. 2/17/2019
Rena C Moon, Linda Lastrapes, Jameson Wier, Mark Nakajima, Wyatt Gaskins, Andre F Teixeira, Muhammad A Jawad Preoperative Transversus Abdominis Plane TAP Block with Liposomal Bupivacaine for Bariatric Patients to Reduce the Use of Opioid Analgesics CONCLUSION: The use of preoperative TAP block with liposomal bupivacaine significantly decreased the use of IV and oral opioid analgesics. A larger prospective study may be needed to further validate the results. 1/21/2019
Nilson Rodrigues-Silva, Afonso F Canuto, Diogo F Oliveira, André F Teixeira, Oscar F Santos-Amaya, Marcelo C Picanço, Eliseu J G Pereira Negative cross-resistance between structurally different Bacillus thuringiensis toxins may favor resistance management of soybean looper in transgenic Bt cultivars High adoption rates of single-gene Bacillus thuringiensis (Bt) Cry1Ac soybean impose selection pressure for resistance in the soybean looper, Chrysodeixis includens, a major defoliator in soybean and cotton crops. To anticipate and characterize resistance profiles that can evolve, soybean looper lar... 1/19/2019
Rena C Moon, Vincent Kirkpatrick, Lori Gaskins, Andre F Teixeira, Muhammad A Jawad Safety and effectiveness of single- versus double-anastomosis duodenal switch at a single institution CONCLUSIONS: SADI-S and double-anastomosis DS are comparable in terms of weight loss and complication rate. However, close nutritional follow-up is warranted for both procedures. 1/5/2019
Thiago Ferreira de Souza, Eduardo Grecco, Luiz Gustavo de Quadros, Yael Duarte de Albuquerque, Fernanda Oliveira Azôr, Manoel Galvão Neto SHORT-TERM RESULTS OF MINIMALLY INVASIVE TREATMENT OF GASTROESOPHAGEAL REFLUX DISEASE BY RADIOFREQUENCY STRETTA FIRST BRAZILIAN SERIES OF CASES CONCLUSION: Endoscopic treatment for GERD using radiofrequency was effective in the cases presented herein with no technical complications. 12/6/2018
Sérgio Barrichello, Manoel Dos Passos Galvão Neto, Thiago Ferreira de Souza, Eduardo Guimarães Hourmeaux de Moura, Maurício Minata, Ana Paula Oliveira de Quadros, Jaques Waisberg, Eduardo Grecco, Guilherme Macedo, Marco Silva, Luiz Gustavo de Quadros Increased Gastric Retention Capacity, Assessed by Scintigraphy, after APC Treatment of Dilated Gastrojejunal Anastomosis CONCLUSION: APC proved to be a safe and efficacious method. 11/28/2018
Sérgio Alexandre Barrichello Junior, Igor Braga Ribeiro, Ricardo José Fittipaldi-Fernandez, Ana Carolina Hoff, Diogo Turiani Hourneaux de Moura, Mauricio Kazuyoshi Minata, Thiago Ferreira de Souza, Manoel Dos Passos Galvão Neto, Eduardo Guimarães Hourneaux de Moura Exclusively endoscopic approach to treating gastric perforation caused by an intragastric balloon case series and literature review Background and study aims Obesity is a serious disease, resulting in significant morbidity and mortality. Intragastric balloons (IGBs) have been in use since the 1980s. After the insertion of an IGB, complications such as migration of the device and even severe gastric perforation can occur, requir... 11/10/2018
Rena C Moon, Aura Sofia Fuentes, Andre F Teixeira, Muhammad A Jawad Conversions After Sleeve Gastrectomy for Weight Regain to Single and Double Anastomosis Duodenal Switch and Gastric Bypass at a Single Institution CONCLUSION: Conversions of LSG to RYGB, double anastomosis DS, and SADI-S are safe and can provide significant additional weight loss. 9/26/2018
Rena C Moon, Andre F Teixeira, Lyz Bezerra, Helga Cristina Almeida Wahnon Alhinho, Josemberg Campos, Luiz Gustavo de Quadros, Artagnan Menezes Barbosa de Amorim, Manoel Galvao Neto, Muhammad A Jawad Management of Bariatric Complications Using Endoscopic Stents a Multi-Center Study CONCLUSION: Stents may be useful and effective in managing complications after different bariatric procedures, including RYGB and LSG. 8/18/2018
Sergio Barrichello, Mauricio Kazuyoshi Minata, Amador García Ruiz de Gordejuela, Wanderley Marques Bernardo, Thiago Ferreira de Souza, Manoel Galvão Neto, Diogo Turiani Hourneaux de Moura, Marco Aurélio Santo, Eduardo Guimarães Hourneaux de Moura Laparoscopic Greater Curvature Plication and Laparoscopic Sleeve Gastrectomy Treatments for Obesity Systematic Review and Meta-Analysis of Short- and Mid-Term Results CONCLUSIONS: SG showed improved weight loss when compared with LGP, with better satiety, fewer symptoms in the postoperative period, and improved diabetes remission. 6/29/2018
Eduardo Espinet Coll, Javier Nebreda Durán, Gontrand López-Nava Breviere, Manoel Galvao Neto, José Antonio Gómez Valero, Silvia Bacchiddu, Carmen Vila Lolo, Patricia Díaz Galán, Inmaculada Bautista-Castaño, Antonio Juan-Creix Comamala Efficacy and safety of transoral outlet reduction via endoscopic suturing in patients with weight regain after a surgical Roux-en-Y gastric bypass CONCLUSIONS: endoscopic suture reduction of the dilated gastro-jejunal anastomosis and the gastric pouch seems a feasible and safe option in our limited initial experience. With a multidisciplinary approach and a short term follow-up, this seems to be a minimally invasive and effective option to con... 5/10/2018
Rena C Moon, Andre F Teixeira, Manoel Galvao Neto, Natan Zundel, Bruno Queiroz Sander, Flavio Mitidieri Ramos, Felipe Matz, Giorgio A Baretta, Luiz Gustavo de Quadros, Eduardo Grecco, Thiago Souza, Sergio A Barrichello, Admar Concon Filho, Eduardo Nobuyuki Usuy, Artagnan Menezes Barbosa de Amorim, Muhammad A Jawad Efficacy of Utilizing Argon Plasma Coagulation for Weight Regain in Roux-en-Y Gastric Bypass Patients a Multi-center Study CONCLUSION: APC can be useful in reducing the regained weight after RYGB, and patients showed 6-10% total weight loss at 12 months. Randomized trials would be needed to validate the findings. 4/9/2018
Vincent Kirkpatrick, Rena C Moon, Andre F Teixeira, Muhammad A Jawad Cirrhosis following single anastomosis duodeno-ileal switch A case report CONCLUSION: Close laboratory monitoring is important after SADI-S in order to detect worsening hepatic dysfunction, which may occur many years after the surgery in the absence of other etiologies for liver failure. 4/2/2018
Amador García Ruiz de Gordejuela, Almino Cardoso Ramos, Manoel Galvao Neto, Mario Nora, Antonio J Torres García, Andrés Sánchez Pernaute, Jordi Pujol Gebelli Live surgery courses retrospective safety analysis after 11 editions INTRODUCTION: Live surgery is a topic of interest at every meeting or course in the field of surgery. The potential of laparoscopy for live broadcasting makes it an excellent tool in continuing medical education. Surgeons who participate in live surgeries are usually experienced, but several conditi... 3/10/2018
Antônio Moreira Mendes-Filho, Eduardo Sávio Nascimento Godoy, Helga Cristina Almeida Wahnon Alhinho, Manoel Dos Passos Galvão-Neto, Almino Cardoso Ramos, Álvaro Antônio Bandeira Ferraz, Josemberg Marins Campos FUNDOPLICATION CONVERSION IN ROUX-EN-Y GASTRIC BYPASS FOR CONTROL OF OBESITY AND GASTROESOPHAGEAL REFLUX SYSTEMATIC REVIEW CONCLUSION: Although technically more difficult, with higher incidence of complications, gastric bypass is a safe and effective option for controlling gastroesophageal reflux in obese patients previously submitted to antireflux surgery, with the added benefit of excess weight loss. 1/18/2018
Rena C Moon, Lori Gaskins, Andre F Teixeira, Muhammad A Jawad Safety and Effectiveness of Single-Anastomosis Duodenal Switch Procedure 2-Year Result from a Single US Institution CONCLUSIONS: Loop DS seems to be effective in weight loss and is a feasible operation in the super-obese population. However, close monitoring of liver enzymes is warranted in addition to nutritional follow-up. 12/24/2017
Abbas Al-Kurd, Ronit Grinbaum, Ala'a Abubeih, Baha Siam, Muhammad Ghanem, Haggi Mazeh, Ido Mizrahi, Nahum Beglaibter Conversion of Laparoscopic Adjustable Gastric Banding to Gastric Bypass a Comparison to Primary Gastric Bypass CONCLUSION: Albeit longer operating time, revision of LAGB to LRYGB is a safe procedure, with similar complication rates when compared to primary LRYGB. Although revisional LRYGB does result in less weight loss than primary LRYGB, the procedure's safety makes it a very plausible option as a rescue o... 12/6/2017
Rena C Moon, Muhammad Ghanem, Andre F Teixeira, Nestor De La Cruz-Munoz, Meredith K Young, Patrick Domkowski, Jason Radecke, Stephen G Boyce, Raul Rosenthal, Emmanuel Lo Menzo, David Gutierrez Blanco, David R Funes, Muhammad A Jawad Assessing risk factors, presentation, and management of portomesenteric vein thrombosis after sleeve gastrectomy a multicenter case-control study CONCLUSION: Incidence of PMVT is low after sleeve gastrectomy. A personal history of malignancy and type 2 diabetes increase the risk of PMVT. Increasing abdominal pain in a context of dehydration is common presenting symptoms with diagnosis confirmed by computed tomography. Anticoagulation is the s... 11/28/2017
Manoel Galvao Neto, Lyz Bezerra Silva, Eduardo Grecco, Luiz Gustavo de Quadros, André Teixeira, Thiago Souza, Jimi Scarparo, Artur A Parada, Ricardo Dib, Rena Moon, Josemberg Campos Brazilian Intragastric Balloon Consensus Statement BIBC practical guidelines based on experience of over 40,000 cases CONCLUSIONS: The present consensus represents practical recommendations for performing IGB procedures and reflects Brazil's significant experience with this device. The experience of over 40,000 cases shows that the device leads to satisfactory weight loss with a low rate of adverse events. 11/8/2017
Vitor Ottoboni Brunaldi, Pichamol Jirapinyo, Diogo Turiani H de Moura, Ossamu Okazaki, Wanderley M Bernardo, Manoel Galvão Neto, Josemberg Marins Campos, Marco Aurélio Santo, Eduardo G H de Moura Endoscopic Treatment of Weight Regain Following Roux-en-Y Gastric Bypass a Systematic Review and Meta-analysis Roux-en-Y gastric bypass (RYGB) is the most commonly performed bariatric procedure. Despite its high efficacy, some patients regain part of their lost weight. Several endoscopic therapies have been introduced as alternatives to treat weight regain, but most of the articles are relatively small with ... 10/31/2017
Nitin Kumar, Barham K Abu Dayyeh, Gontrand Lopez-Nava Breviere, Manoel P Galvao Neto, Nicole P Sahdala, Sohail N Shaikh, Robert H Hawes, Christopher J Gostout, Mahesh K Goenka, Jorge R Orillac, Alonso Alvarado, Pichamol Jirapinyo, Natan Zundel, Christopher C Thompson Endoscopic sutured gastroplasty procedure evolution from first-in-man cases through current technique CONCLUSIONS: Following a methodical procedure development phase, ESG demonstrated safety and short-term efficacy in this trial. The procedure also achieved meaningful weight loss during the follow-up period. 10/28/2017
Rena C Moon, Ashley Frommelt, Andre F Teixeira, Muhammad A Jawad Comparison of Banded Versus Non-banded Roux-en-Y Gastric Bypass a Series of 1150 Patients at a Single Institution CONCLUSIONS: Banded laparoscopic RYGB with a pericardial patch may not demonstrate a significant additional weight loss or prevent future weight regain. We were not able to demonstrate a clear advantage of banded RYGB over non-banded RYGB. 7/29/2017
Eric J Vargas, Fateh Bazerbachi, Monika Rizk, Tarun Rustagi, Andres Acosta, Erik B Wilson, Todd Wilson, Manoel Galvao Neto, Natan Zundel, Manpreet S Mundi, Maria L Collazo-Clavell, Shah Meera, H S Abu-Lebdeh, Paul A Lorentz, Karen B Grothe, Matthew M Clark, Todd A Kellogg, Travis J McKenzie, Michael L Kendrick, Mark D Topazian, Christopher J Gostout, Barham K Abu Dayyeh Transoral outlet reduction with full thickness endoscopic suturing for weight regain after gastric bypass a large multicenter international experience and meta-analysis CONCLUSION: When implemented as part of a multidisciplinary intervention, TORe using endolumenal suturing is safe, reproducible, and effective approach to manage weight recidivism after RYGB and should be utilized early in the management algorithm of these patients. 7/1/2017
João C D Marchesini, Rafael W Noda, Vitor M Haida, Rodrigo C D L Medeiros, Silvano Sadowski, Manoel Galvão Neto, João B Marchesini, Josemberg M Campos Transenteric ERCP for Treatment of Choledocholithiasis After Duodenal Switch This article aims to describe step-by-step technique performed with the aid of a video. We report the performance of an endoscopic approach to the biliary tract on 2 patients who had previously undergone duodenal switch (DS). It was successfully performed a laparoscopic-assisted transenteric endosco... 5/19/2017
Abhishek Agnihotri, Sindhu Barola, Christine Hill, Manoel Galvao Neto, Josemberg Campos, Vikesh K Singh, Michael Schweitzer, Mouen A Khashab, Vivek Kumbhari An Algorithmic Approach to the Management of Gastric Stenosis Following Laparoscopic Sleeve Gastrectomy CONCLUSIONS: Endoscopic management of GS using the described algorithmic approach is safe and effective post-LSG. Patients with severe stenosis or helical stenosis are likely to require revision RYGB. 5/5/2017
Ricardo José Fittipaldi-Fernandez, Marcella Rodrigues Guedes, Manoel P Galvao Neto, Márcia Regina Simas Torres Klein, Cristina Fajardo Diestel Efficacy of Intragastric Balloon Treatment for Adolescent Obesity CONCLUSION: Endoscopic treatment of obesity with an IGB is safe, effective, and may be an emerging therapeutic option for adolescents. 4/29/2017
Gontrand Lopez-Nava, Reem Z Sharaiha, Eric J Vargas, Fateh Bazerbachi, Galvao Neto Manoel, Inmaculada Bautista-Castaño, Andres Acosta, Mark D Topazian, Manpreet S Mundi, Nikhil Kumta, Michel Kahaleh, Andrea Marie Herr, Alpana Shukla, Louis Aronne, Christopher J Gostout, Barham K Abu Dayyeh Endoscopic Sleeve Gastroplasty for Obesity a Multicenter Study of 248 Patients with 24 Months Follow-Up CONCLUSIONS: ESG effectively induces weight loss up to 24 months in moderately obese patients. Failure to achieve adequate weight loss can be predicted early, and patients should be offered adjunctive therapies to augment it. 4/29/2017
Nitin Kumar, Fateh Bazerbachi, Tarun Rustagi, Thomas R McCarty, Christopher C Thompson, Manoel P Galvao Neto, Natan Zundel, Erik B Wilson, Christopher J Gostout, Barham K Abu Dayyeh The Influence of the Orbera Intragastric Balloon Filling Volumes on Weight Loss, Tolerability, and Adverse Events a Systematic Review and Meta-Analysis CONCLUSIONS: No association was observed between Orbera IGB filling volume and weight loss outcomes. Higher volumes appear to be associated with lower migration and esophagitis rates; thus, a balloon filling volume of 600-650 mL is recommended. 3/13/2017
Rena C Moon, Jameson Wier, Romulo Lind, Andre F Teixeira, Muhammad A Jawad Single-center experience in single-stage conversions of gastric banding to sleeve gastrectomy is it as safe as 2-stage conversions CONCLUSION: Single-stage laparoscopic conversion of LAGB to LSG is feasible and, in appropriately selected patients, does not seem to increase the risk of complications compared with 2-stage procedures. 2/25/2017
Muhammad A Jawad, Lars Nelson, Rena C Moon, Andre F Teixeira Techniques of Single-Stage Laparoscopic Conversion of Roux-en-Y Gastric Bypass to Single Anastomosis Bilio-pancreatic Diversion with Duodenal Switch CONCLUSION: Conversion of RYGB to single anastomosis duodenal switch can be a complicated operation, requiring a two-stage approach in most cases. With the adoption of the described technique, it can be easier to be achieved in a single-stage. 2/18/2017
Srihari Mahadev, Vivek Kumbhari, Josemberg M Campos, Manoel Galvao Neto, Mouen A Khashab, Yamile Haito Chavez, Marc Bessler, Tamas A Gonda Endoscopic septotomy an effective approach for internal drainage of sleeve gastrectomy-associated collections Background and study aims Staple-line leaks occur in 1 % - 7 % of patients who undergo sleeve gastrectomy, and can be challenging to treat. The success of endoscopic approaches decreases as leaks develop into chronic sinus tracts. Endoscopic septotomy has been used to facilitate healing of refractor... 1/24/2017
Luiz Gustavo de Quadros, Manoel Dos Passos Galvão Neto, Josemberg Marins Campos, Roberto Luiz Kaiser Junior, Eduardo Grecco, Mario Flamini Junior, Marcelo Falcao de Santana, Idiberto Jose Zotarelli Filho, Adriano Augusto Tomas Vasconcelos Almeida Alexandre Validation of a new method for the endoscopic measurement of post-bariatric gastric outlet using a standard guidewire an observer agreement study CONCLUSION: The new guidewire demonstrated a high degree of observer reliability, also presenting similar results between expert endoscopists and trainees. 1/7/2017
Rena C Moon, Andre F Teixeira, Muhammad A Jawad Safety and effectiveness of anterior fundoplication sleeve gastrectomy in patients with severe reflux CONCLUSION: Anterior fundoplication sleeve gastrectomy may be a safe and effective alternative in obese patients with severe reflux who want to undergo sleeve gastrectomy. 11/28/2016
Muhammad A Jawad, Lars Nelson, Rena C Moon, Andre F Teixeira Robotic-Assisted Laparoscopic Biliopancreatic Diversion, Vertical Sleeve Gastrectomy with Traditional Roux-en-Y Duodenal Switch CONCLUSION: With the adoption of robots and the described technique, it can be easier to be achieved in less time. 10/21/2016
Ricardo Zorron, Manoel Passos Galvão-Neto, Josemberg Campos, Alcides José Branco, José Sampaio, Tido Junghans, Claudia Bothe, Christian Benzing, Felix Krenzien FROM COMPLEX EVOLVING TO SIMPLE CURRENT REVISIONAL AND ENDOSCOPIC PROCEDURES FOLLOWING BARIATRIC SURGERY CONCLUSION: Revisional and endoscopic procedures following bariatric surgery in patients with collateral symptomatic or treatment failure can be applied. Conventional non-surgical approaches should have been applied intensively before a revisional surgery will be indicated. Former complex surgical r... 9/30/2016
Manoel Dos Passos Galvão-Neto, Eduardo Grecco, Thiago Ferreira de Souza, Luiz Gustavo de Quadros, Lyz Bezerra Silva, Josemberg Marins Campos ENDOSCOPIC SLEEVE GASTROPLASTY - MINIMALLY INVASIVE THERAPY FOR PRIMARY OBESITY TREATMENT CONCLUSIONS: The endoscopic gastroplasty procedure was safe, with acceptable technical viability, short in duration and without early complications. 9/30/2016
Lars Nelson, Rena C Moon, Andre F Teixeira, Manoel Galvão, Almino Ramos, Muhammad A Jawad SAFETY AND EFFECTIVENESS OF SINGLE ANASTOMOSIS DUODENAL SWITCH PROCEDURE PRELIMINARY RESULT FROM A SINGLE INSTITUTION CONCLUSIONS: SADI-S is a feasible operation with a promising weight loss and diabetes resolution in the super-obese population. 9/30/2016
Stacy A Brethauer, Julietta Chang, Manoel Galvao Neto, Jan Willem Greve Gastrointestinal devices for the treatment of type 2 diabetes CONCLUSIONS: There is a need for novel therapies to bridge the risk and benefit gap between medical and surgical treatment of T2D. The original indication for many of the current devices was treatment of obesity. Several devices that are currently available are promising but require more study in T2... 8/29/2016
Harith Rajagopalan, Alan D Cherrington, Christopher C Thompson, Lee M Kaplan, Francesco Rubino, Geltrude Mingrone, Pablo Becerra, Patricia Rodriguez, Paulina Vignolo, Jay Caplan, Leonardo Rodriguez, Manoel P Galvao Neto Endoscopic Duodenal Mucosal Resurfacing for the Treatment of Type 2 Diabetes 6-Month Interim Analysis From the First-in-Human Proof-of-Concept Study CONCLUSIONS: Single-procedure DMR elicits a clinically significant improvement in hyperglycemia in patients with type 2 diabetes in the short-term, with acceptable safety and tolerability. Long-term safety, efficacy, and durability and possible mechanisms of action require further investigation. 8/14/2016
Josemberg Marins Campos, Flávio Coelho Ferreira, André F Teixeira, Jones Silva Lima, Rena C Moon, Marco Aurélio D'Assunção, Manoel Galvão Neto Septotomy and Balloon Dilation to Treat Chronic Leak After Sleeve Gastrectomy Technical Principles CONCLUSIONS: Septotomy and balloon dilation were initially performed on a difficult-to-treat chronic fistula after gastric bypass and named before as stricturotomy (Campos JM, Siqueira LT, Ferraz AA, et al., J Am Coll Surg 204(4):711, 2007). This procedure allows internal drainage of the fistula and... 6/15/2016
Rena C Moon, Derek Stephenson, Nelson A Royall, Andre F Teixeira, Muhammad A Jawad Robot-Assisted Versus Laparoscopic Sleeve Gastrectomy Learning Curve, Perioperative, and Short-Term Outcomes CONCLUSIONS: Our study showed similar 30-day readmission and reoperation rate between LSG and RA-LSG during the learning curve and after the proficiency has been achieved. 3/20/2016
Josemberg Marins Campos, Rena C Moon, Galeno E J Magalhães Neto, Andre F Teixeira, Muhammad A Jawad, Lyz Bezerra Silva, Manoel Galvão Neto, Álvaro Antônio B Ferraz Endoscopic treatment of food intolerance after a banded gastric bypass inducing band erosion for removal using a plastic stent CONCLUSIONS: Endoscopic removal of the ring using SEPS appeared to be safe and effective after a banded RYGB. 3/17/2016
Rena C Moon, Lars Nelson, Andre F Teixeira, Muhammad A Jawad Outcomes of Roux-en-Y gastric bypass in the super obese comparison of body mass index 50-60 kgm2 and60 kgm2 with the morbidly obese CONCLUSION: Readmission and reoperation rates were similar in the BMI 40-50, 50-60, and≥60 kg/m(2) groups. Super-obese and super-super-obese patients are not at greater risk for surgical complications compared with those with lower BMIs. 2/1/2016
Omar Bellorin, Anna Kundel, Alexander Ramirez-Valderrama, Armando Castro Gastrojejunal Anastomosis Perforation after Gastric Bypass on a Patient with Underlying Pancreatic Cancer A Case Report and Review of the Literature Introduction. We describe a case of gastrojejunal anastomosis perforation after gastric bypass on a patient with underlying pancreatic cancer. Case Description. A 54-year-old female with past surgical history of gastric bypass for morbid obesity and recent diagnosis of unresectable pancreatic cancer... 11/7/2015
Daniel C Lins, Josemberg M Campos, Patrícia S de Paula, Manoel Galvão-Neto, Eduardo Pachu, Ney Cavalcanti, Álvaro A B Ferraz C-REACTIVE PROTEIN IN DIABETIC PATIENTS BEFORE GASTRIC BYPASS AS A POSSIBLE MARKER FOR POSTOPERATIVE COMPLICATION CONCLUSIONS: Preoperative C-reactive protein serum level was higher in the group which presented complications after Roux-en-Y gastric bypass when compared to the group without postoperative complications. 11/6/2015
Omar Bellorin, Anna Kundel, Saurabh Sharma, Alexander Ramirez-Valderrama, Paul Lee Training model for laparoscopic Heller and Dor fundoplication a tool for laparoscopic skills training and assessment-construct validity using the GOALS score CONCLUSIONS: The laparoscopic Heller-Dor training model has construct validity. The model may be used as a tool for training of the surgical resident. 10/31/2015
Rena C Moon, Juan C Gutierrez, Nelson A Royall, Andre F Teixeira, Muhammad A Jawad Robotic Roux-en-Y Gastric Bypass, is it Safer than Laparoscopic Bypass CONCLUSIONS: Robot-assisted Roux-en-Y gastric bypass may result in higher leak rate at the pouch level, when compared to that of laparoscopic procedures. 9/21/2015
Lars Nelson, Rena C Moon, Andre F Teixeira, Muhammad A Jawad Methylene Blue or Upper GI, Which is More Effective for Detecting Leaks in Gastric Bypass Patients CONCLUSIONS: UGI studies and methylene blue challenges had no significant difference in detecting a postoperative leak. Furthermore, these tests may have limited utility and may warrant adjuncts to aid in leak detection. 8/14/2015
Lyz Bezerra Silva, Rena C Moon, Andre F Teixeira, Muhammad A Jawad, Álvaro Antônio Bandeira Ferraz, Manoel Galvão Neto, Almino Cardoso Ramos, Josemberg Marins Campos Gastrobronchial Fistula in Sleeve Gastrectomy and Roux-en-Y Gastric Bypass--A Systematic Review Gastrobronchial fistula (GBF) is a rare surgical complication after bariatric surgery. We aimed to identify the clinical aspects of GBF and establish diagnostic and treatment strategies. A literature search was conducted in December 2013, in the PubMed electronic database. Eleven studies were select... 7/31/2015
Rena C Moon, Flavio Kreimer, Andre F Teixeira, Josemberg M Campos, Alvaro Ferraz, Muhammad A Jawad Morbidity Rates and Weight Loss After Roux-en-Y Gastric Bypass, Sleeve Gastrectomy, and Adjustable Gastric Banding in Patients Older Than 60 Years old Which Procedure to Choose CONCLUSIONS: LSG showed the lowest readmission and reoperation rate, and RYGB patients had the highest mortality rate. Weight loss and comorbidity resolution were effectively achieved in RYGB and LSG patients. 7/30/2015
Lars Nelson, Rena C Moon, Andre F Teixeira, Muhammad A Jawad Duodenal stump leak following a duodenal switch A case report CONCLUSION: Duodenal stump leaks must be diagnosed as early as possible, and treated appropriately with operative intervention. Regardless of the operative technique the key to appropriate treatment is stabilize the patient, repair the duodenal stump, and adequate drainage. 7/27/2015
Rena C Moon, Ashley Frommelt, Andre F Teixeira, Muhammad A Jawad Indications and outcomes of reversal of Roux-en-Y gastric bypass CONCLUSIONS: Reversal of RYGB to normal anatomy is reasonable in patients with severe or refractory complications. 4/13/2015
Almino Cardoso Ramos, Manoela Galvão Ramos, Josemberg Marins Campos, Manoel dos Passos Galvão Neto, Eduardo Lemos de Souza Bastos Laparoscopic total gastrectomy as an alternative treatment to postsleeve chronic fistula CONCLUSIONS: LTG was feasible in the management of postsleeve chronic fistulas recalcitrant to other treatment approaches with a few complications and high rate of resolution. 4/12/2015
Almino Cardoso Ramos, Manoela Galvão Ramos, Manoel dos Passos Galvão-Neto, Josemberg Marins, Eduardo Lemos de Souza Bastos, Natan Zundel Total clipless cholecystectomy by means of harmonic sealing CONCLUSION: The harmonic shears is effective and safe in laparoscopic cholecystectomy as a sole instrument for sealing and division of the artery and cystic duct. The main advantages could be related to the safety and decreased operative time. 4/11/2015
Eduardo Guimarães Hourneaux de Moura, Guilherme Sauniti Lopes, Bruno Costa Martins, Ivan Roberto Bonotto Orso, Artur Martins Novaes Coutinho, Suzana Lopes de Oliveira, Paulo Sakai, Manoel dos Passos Galvão-Neto, Marco Aurélio Santo, Marcelo Tatit Sapienza, Ivan Cecconello, Carlos Alberto Buchpiguel Effects of Duodenal-Jejunal Bypass Liner EndoBarrier on Gastric Emptying in Obese and Type 2 Diabetic Patients CONCLUSIONS: DJBL delays gastric emptying but is reversible after withdrawal. The changes in gastric emptying have no relationship to weight loss and T2DM control. 2/19/2015
Rena C Moon, Nimesh Shah, Andre F Teixeira, Muhammad A Jawad Management of staple line leaks following sleeve gastrectomy CONCLUSION: Management of leaks after LSG can be challenging. Early diagnosis and treatment is important in the management of a leak. However, it can be treated safely via various management options depending on the time of diagnosis and size of the leak. 12/31/2014
Rena C Moon, Andre F Teixeira, Muhammad A Jawad Is preoperative manometry necessary for evaluating reflux symptoms in sleeve gastrectomy patients CONCLUSION: Manometric study may be necessary in LSG patients to accurately evaluate GERD and the LES pressure. 12/31/2014
Almino Cardoso Ramos, Andrey Carlo Sousa Silva, Manoela Galvão Ramos, Edwin Gonzalo Claros Canseco, Manoel dos Passos Galvão-Neto, Mariano de Almeida Menezes, Thales Delmondes Galvão, Eduardo Lemos de Souza Bastos Simplified gastric bypass 13 years of experience and 12,000 patients operated CONCLUSION: The simplified laparoscopic gastric bypass is a feasible and safe option with low complication rate and easy reproducibility for education and training in bariatric surgery. 11/21/2014
Ido Mizrahi, Nahum Beglaibter, Natalia Simanovsky, Natali Lioubashevsky, Haggi Mazeh, Muhammad Ghanem, Katya Chapchay, Ahmed Eid, Ronit Grinbaum Ultrasound evaluation of visceral and subcutaneous fat reduction in morbidly obese subjects undergoing laparoscopic gastric banding, sleeve gastrectomy, and Roux-en-Y gastric bypass a prospective comparison study CONCLUSION: LSG and LRYGB show better preferential and overall VF reduction than LAGB. US may serve as a simple tool of evaluating postoperative fat distribution. 11/15/2014
Giorgio Baretta, Josemberg Campos, Sércio Correia, Helga Alhinho, João Batista Marchesini, João Henrique Lima, Manoel Galvão Neto Bariatric postoperative fistula a life-saving endoscopic procedure CONCLUSIONS: This novel endoscopic procedure is safe, feasible, and effective, avoiding re-operation, allowing early oral feeding and discharge. 10/9/2014
Christopher DuCoin, Rena C Moon, Mertalaine Mulatre, Andre F Teixeira, Muhammad A Jawad Safety and effectiveness of Roux-en-Y gastric bypass in patients between the ages of 17 and 19 CONCLUSION: LRYGB in younger patients almost the age of 20 is both safe and effective when compared to matched adults in regard to weight loss, comorbid condition, and complications. 7/30/2014
Derek Stephenson, Rena C Moon, Andre F Teixeira, Muhammad A Jawad Intussusception after Roux-en-Y gastric bypass CONCLUSION: While reduction alone of the intussusception is safe and effective, there is a risk of recurrence, and imbrication of the J-J anastomosis may be a more effective means of treatment. 6/18/2014
Christopher DuCoin, Rena C Moon, Andre F Teixeira, Muhammad A Jawad Laparoscopic choledochoduodenostomy as an alternate treatment for common bile duct stones after Roux-en-Y gastric bypass CONCLUSION: This small case series suggests that, in experienced hands, laparoscopic choledochoduodenostomy is an option for safe and effective treatment of choledocholithiasis after gastric bypass. 6/11/2014
Rena C Moon, Andre F Teixeira, Michael Goldbach, Muhammad A Jawad Management and treatment outcomes of marginal ulcers after Roux-en-Y gastric bypass at a single high volume bariatric center CONCLUSION: Despite the use of routine PPI, the incidence of MU was not insignificant. A significant portion of patients required surgical treatment. Perforations can be effectively managed by oversewing of the ulcer. 1/28/2014
Rena C Moon, Andre F Teixeira, Muhammad A Jawad Treatment of weight regain following roux-en-Y gastric bypass revision of pouch, creation of new gastrojejunostomy and placement of proximal pericardial patch ring In the literature, weight regain or failure of weight loss has been reported in up to 35% of patients after Roux-en-Y gastric bypass (RYGB). Several revisional procedures have been suggested to reinitiate further weight loss in this group of patients, and placing a silastic ring around the pouch pro... 1/22/2014
Ido Mizrahi, Abbas Alkurd, Muhammad Ghanem, Diaa Zugayar, Haggi Mazeh, Ahmed Eid, Nahum Beglaibter, Ronit Grinbaum Outcomes of laparoscopic sleeve gastrectomy in patients older than 60 years CONCLUSIONS: LSG is safe and very efficient in patients aged >60, despite higher rates of perioperative comorbidities. 1/21/2014
Luke Elms, Rena C Moon, Sheila Varnadore, Andre F Teixeira, Muhammad A Jawad Causes of small bowel obstruction after Roux-en-Y gastric bypass a review of 2,395 cases at a single institution CONCLUSIONS: Our findings indicate a 3.9 % reoperation rate for abdominal pain and SBO, and more than 45 % of these patients had symptoms secondary to adhesions. Only 1.1 % of our laparoscopic RYGB patients developed internal herniation after closure of both internal hernia spaces. 1/2/2014
Alexander Ramirez Valderrama, Dan Ruiz, Manmeet Malik, Howard Tiszenkel Femoral hernia sac laparoscopy a case report We present the case of a 64-year-old female with an incarcerated right femoral hernia, associated with a small bowel obstruction that was successfully treated with an open femoral hernia repair with plug. At the same time we performed a hernia sac laparoscopy to evaluate the viability of the previou... 9/3/2013
Rena C Moon, Andre F Teixeira, Christopher DuCoin, Sheila Varnadore, Muhammad A Jawad Comparison of cholecystectomy cases after Roux-en-Y gastric bypass, sleeve gastrectomy, and gastric banding CONCLUSIONS: Frequency of symptomatic gallstones after LRYGB and LSG was not significantly different and after LAGB was significantly lower. Slow and less amount of weight loss would have contributed to the low rate of symptomatic gallstone formation in the LAGB patients. 8/13/2013
Rena C Moon, Andre F Teixeira, Muhammad A Jawad Conversion of failed laparoscopic adjustable gastric banding sleeve gastrectomy or Roux-en-Y gastric bypass CONCLUSION: Converting LAGB to LSG and LRYGB both seem feasible and resulted in substantial further weight loss. 6/18/2013
Alvaro Ferraz, Josemberg Campos, Victor Dib, Lyz B Silva, Patrícia S de Paula, Amador Gordejuela, Felippe Rolim, Luciana Siqueira, Manoel Galvão Neto Food intolerance after banded gastric bypass without stenosis aggressive endoscopic dilation avoids reoperation CONCLUSIONS: Aggressive endoscopic dilation for food intolerance is a safe and minimally invasive method that promotes symptom improvement. It avoided reoperation in 96.8 % of patients and led to a low rate of weight regain. 3/9/2013
Rena Moon, Andre Teixeira, Sheila Varnadore, Kelly Potenza, Muhammad A Jawad Reinforcing the staple line with Surgicel Nu-knit in Roux-en-Y gastric bypass comparison with bovine pericardial strips CONCLUSIONS: The use of absorbable hemostat as buttress material may be effective in reducing acute postoperative bleeding in LRYGB at a significantly lower cost. 3/9/2013
Josemberg Marins Campos, Fernando Salvo Torres de Mello, Alvaro Antonio Bandeira Ferraz, Júlia Nóbrega de Brito, Paulo Afonso Nunes Nassif, Manoel dos Passos Galvão-Neto Endoscopic dilation of gastrojejunal anastomosis after gastric bypass CONCLUSION: Endoscopic treatment of stenosis is safe and effective; however, further high-quality randomized controlled trials should be conducted to confirm these findings. 2/16/2013
Ricardo Vitor Cohen, Manoel Galvão Neto, Jose Luis Correa, Paulo Sakai, Bruno Martins, Carlos Aurélio Schiavon, Tarissa Petry, Joao Eduardo Salles, Cristina Mamedio, Christopher Sorli A pilot study of the duodenal-jejunal bypass liner in low body mass index type 2 diabetes CONCLUSIONS: The improvements in glycemic status were observed at 1 year in moderately obese subjects with T2DM, suggesting that the DJBL may represent an effective adjuvant to standard medical therapy of T2DM in this population. 1/23/2013
Rena Moon, Andre Teixeira, Muhammad A Jawad Pericardial patch ring Roux-en-Y gastric bypass a preliminary report CONCLUSIONS: Longer follow-up is needed to prove the true efficacy of this procedure in reducing weight gain. Pericardial patch ring RYGB seems to be a safe alternative for banded RYGB of other materials. 12/15/2012
Rena Moon, Andre Teixeira, Kelly Potenza, Muhammad A Jawad Routine gastrostomy tube placement in gastric bypass patients impact on length of stay and 30-day readmission rate CONCLUSIONS: Routine gastrostomy tube placement in the gastric remnant at the time of RYGB seems to have contributed to our short LOS and low 30-day readmission rate. 12/1/2012
Leonardo Rodríguez, Patricia Rodriguez, Beatriz Gómez, Juan C Ayala, Jorge Saba, Alberto Perez-Castilla, Manoel Galvao Neto, Michael D Crowell Electrical stimulation therapy of the lower esophageal sphincter is successful in treating GERD final results of open-label prospective trial CONCLUSIONS: Electrical stimulation of the LES is safe and effective for treating GERD. There is a significant and sustained improvement in GERD symptoms, esophageal pH, and reduction in PPI usage without any side effects with the therapy. Furthermore, the therapy can be optimized to address an indi... 10/18/2012
Tamer N Abdelbaki, Chih-Kun Huang, Almino Ramos, Manoel Galvao Neto, Mohammad Talebpour, Alan A Saber Gastric plication for morbid obesity a systematic review CONCLUSION: Laparoscopic gastric plication is still in its infancy. Prospective randomized studies comparing gastric plication to other well established bariatric procedures are needed to prove the reliability and metabolic effectiveness of such new procedure. 9/11/2012
Ido Mizrahi, Haggi Mazeh, Yair Levy, Gilad Karavani, Muhammad Ghanem, Yaron Armon, Amos Vromen, Ahmed Eid, Raphael Udassin Comparison of pediatric appendectomy outcomes between pediatric surgeons and general surgery residents CONCLUSIONS: The results of this study suggest that the presence of a PS does not affect the outcomes of appendectomies. 5/15/2012
Alexander Ramirez, Mayank Roy, Jesus E Hidalgo, Samuel Szomstein, Raul J Rosenthal Outcomes of bariatric surgery in patients gt;70 years old CONCLUSION: Bariatric surgery in carefully screened patients aged >70 years can be performed safely and can achieve modest improvement in co-morbidities. 5/4/2012
Marcelo Falcão, Josemberg Marins Campos, Manoel Galvão Neto, Almino Ramos, Thiago Secchi, Erivaldo Alves, Eduardo Franca, Fauze Maluf-Filho, Alvaro Ferraz Transgastric endoscopic retrograde cholangiopancreatography for the management of biliary tract disease after Roux-en-Y gastric bypass treatment for obesity Roux-en-Y gastric bypass (RYGB) is an effective treatment for morbid obesity. However, it may lead to diseases of the bilio-pancreatic tract. We evaluated transgastric endoscopic retrograde cholangiopancreatography (ERCP) for managing common biliary tract diseases in patients that underwent RYGB tre... 3/31/2012
Raul J Rosenthal, International Sleeve Gastrectomy Expert Panel, Alberto Aceves Diaz, Dag Arvidsson, Randal S Baker, Nicola Basso, Drake Bellanger, Camilo Boza, Haicam El Mourad, Michael France, Michel Gagner, Manoel Galvao-Neto, Kelvin D Higa, Jacques Himpens, Colleen M Hutchinson, Moises Jacobs, John O Jorgensen, Gregg Jossart, Muffazal Lakdawala, Ninh T Nguyen, David Nocca, Gerhard Prager, Alfons Pomp, Almino Cardoso Ramos, Raul J Rosenthal, Shashank Shah, Michel Vix, Alan Wittgrove, Natan Zundel International Sleeve Gastrectomy Expert Panel Consensus Statement best practice guidelines based on experience of gt;12,000 cases CONCLUSION: The present consensus report represents the best practice guidelines for the performance of LSG, with recommendations in the 3 aforementioned areas. This report and its findings support a first effort toward the standardization of techniques and adoption of working recommendations formul... 1/18/2012
Jesus E Hidalgo, Mayank Roy, Alexander Ramirez, Samuel Szomstein, Raul J Rosenthal Laparoscopic sleeve gastrectomy a first step for rapid weight loss in morbidly obese patients requiring a second non-bariatric procedure CONCLUSIONS: In this small group, laparoscopic sleeve gastrectomy appears to be an effective and safe first surgical approach for rapid weight loss in high-risk patients that require a second non-bariatric procedure. 12/31/2011
Eduardo G H de Moura, Manoel P Galvão-Neto, Almino C Ramos, Eduardo T H de Moura, Thales D Galvão, Diogo T H de Moura, Flávio C Ferreira Extreme bariatric endoscopy stenting to reconnect the pouch to the gastrojejunostomy after a Roux-en-Y gastric bypass CONCLUSIONS: Endoscopic treatment of some bariatric surgery complications is feasible and has been reported previously. This report presents a case of a serious leakage treated by placement of a self-expandable metal stent to bridge the fistula. 12/20/2011
Eduardo G H de Moura, Bruno C Martins, Guilherme S Lopes, Ivan R Orso, Suzana L de Oliveira, Manoel P Galvão Neto, Marco A Santo, Paulo Sakai, Almino C Ramos, Arthur B Garrido Júnior, Marcio C Mancini, Alfredo Halpern, Ivan Cecconello Metabolic improvements in obese type 2 diabetes subjects implanted for 1 year with an endoscopically deployed duodenal-jejunal bypass liner CONCLUSIONS: The DJBL improves glycemic status in obese subjects with diabetes and therefore represents a nonsurgical, reversible alternative to bariatric surgery. 9/22/2011
Josemberg Marins Campos, Eduardo Franca Pereira, Luis Fernando Evangelista, Luciana Siqueira, Manoel Galvão Neto, Victor Dib, Marcelo Falcão, Vitor Arantes, Diego Awruch, Walton Albuquerque, João Ettinger, Almino Ramos, Álvaro Ferraz Gastrobronchial fistula after sleeve gastrectomy and gastric bypass endoscopic management and prevention Gastrobronchial fistula (GBF) is a serious complication following bariatric surgery, whose treatment by thoracotomy and/or laparotomy involves a high morbidity rate. We present the outcomes of endoscopic management for GBF as a helpful technique for its healing process. This is a multicenter retrosp... 6/7/2011
Eduardo Guimarães Hourneaux de Moura, Ivan Roberto Bonotto Orso, Bruno da Costa Martins, Guilherme Sauniti Lopes, Suzana Lopes de Oliveira, Manoel dos Passos Galvão-Neto, Marcio Correa Mancini, Marco Aurélio Santo, Paulo Sakai, Almino Cardoso Ramos, Arthur Belarmino Garrido-Júnior, Alfredo Halpern, Ivan Cecconello Improvement of insulin resistance and reduction of cardiovascular risk among obese patients with type 2 diabetes with the duodenojejunal bypass liner CONCLUSIONS: The DJBL, when used for a period of 6 months, is effective in the control of diabetes, weight loss, improvement of insulin resistance, and decrease of cardiovascular risk among morbidly obese patients with type 2 diabetes mellitus. 3/29/2011
Josemberg Marins Campos, Luis Fernando Evangelista, Manoel P Galvão Neto, Almino C Ramos, João Paulo C Martins, Miguel Arcanjo dos Santos, Alvaro Antonio B Ferraz Small erosion of adjustable gastric band endoscopic removal through incision in gastric wall The erosion of a laparoscopic adjustable gastric band (LAGB) can cause pain that is not controlled by analgesics. In such cases, early endoscopic removal may be indicated, but only when gastric penetration is greater than 50%. We report the case of a patient with severe shoulder pain due to a small ... 12/15/2010
Ricardo Zorron, Chinnusamy Palanivelu, Manoel Passos Galvão Neto, Almino Ramos, Gustavo Salinas, Jens Burghardt, Luis DeCarli, Luiz Henrique Sousa, Antonello Forgione, Raffaele Pugliese, Alcides J Branco, T S Balashanmugan, Camilo Boza, Francesco Corcione, Fausto D'Avila Avila, Néstor Arturo Gómez, Paulo Ayrosa Galvão Ribeiro, Susana Martins, Marcos Filgueiras, Klaus Gellert, Anibal Wood Branco, William Kondo, Jose Inacio Sanseverino, José Américo G de Sousa, Lil Saavedra, Edwin Ramírez, Josemberg Campos, K Sivakumar, Pidigu Seshiyer Rajan, Priyadarshan Anand Jategaonkar, Muthukumaran Ranagrajan, Ramakrishnan Parthasarathi, Palanisamy Senthilnathan, Mohan Prasad, Diego Cuccurullo, Verena Müller International multicenter trial on clinical natural orifice surgery--NOTES IMTN study preliminary results of 362 patients CONCLUSIONS: Results of clinical applications of NOTES in the IMTN Study showed the feasibility of different methods of this new minimally invasive alternative for laparoscopic and open surgery. 5/28/2010
Josemberg Marins Campos, Luis Fernando Evangelista, Alvaro Antônio B Ferraz, Manoel P Galvao Neto, Eduardo Guimarães H De Moura, Paulo Sakai, Edmundo M Ferraz Treatment of ring slippage after gastric bypass long-term results after endoscopic dilation with an achalasia balloon with videos CONCLUSION: The technique described promotes the relief of GPOS with low overall morbidity and avoids abdominal reoperation for ring removal. 5/25/2010
Almino Ramos, Manoel Galvao Neto, Manoela Galvao, Luis Fernando Evangelista, Josemberg Marins Campos, Alvaro Ferraz Laparoscopic greater curvature plication initial results of an alternative restrictive bariatric procedure CONCLUSIONS: LGCP is feasible, safe, and effective for at least 18 months when performed on morbidly obese patients. Longer follow-up and prospective comparative trials are needed. 4/22/2010
Marcus Vinicius Dantas de Campos Martins, James Skinovsky, Djalma Ernesto Coelho, Almino Ramos, Manoel P Galvão Neto, José Rodrigues, Luiz de Carli, Leandro Totti Cavazolla, Josemberg Campos, Fábio Thuller, Adriano Brunetti Cholecystectomy by single trocar access SITRACC the first multicenter study CONCLUSION: A cholecystectomy using the SITRACC method is feasible and safe. 12/25/2009
Alexandre Vontobel Padoin, Manoel Galvão Neto, Myriam Moretto, Fabiano Barancelli, Caroline Eckerdt Schroer, Cláudio Corá Mottin Obese patients with type 2 diabetes submitted to banded gastric bypass greater incidence of dumping syndrome CONCLUSIONS: Dumping syndrome is a common postoperative complication in gastric bypass. Patients with DM2 show a greater postoperative prevalence of dumping. 8/29/2009
Jesús E Hidalgo, Alexander Ramirez, Sheetal Patel, Emeka Acholonu, Jeremy Eckstein, Wasef Abu-Jaish, Samuel Szomstein, Raul J Rosenthal Chyloperitoneum after laparoscopic Roux-en-Y gastric bypass LRYGB A true chylous effusion is defined as the presence of ascitic fluid with high fat (triglyceride) content, usually higher than 110 mg/dl. We report a case of chyloperitoneum following laparoscopic Roux-en-Y gastric bypass (LRYGB) in a 40-year-old patient who was admitted for surgery on May 31, 2007. ... 8/25/2009
James Toouli, Lillian Kow, Almino C Ramos, Franz Aigner, Piet Pattyn, Manoel P Galvão-Neto, Karl A Miller, Stefania Romano, Mario Gutierrez, Jeremy Jokinen International multicenter study of safety and effectiveness of Swedish Adjustable Gastric Band in 1-, 3-, and 5-year follow-up cohorts CONCLUSION: SAGB is safe and effective in inducing weight loss and improvement of co-morbidities in morbidly obese patients at international bariatric centers at 1, 3, and 5 years postoperatively. 8/7/2009
Alexander Ramirez, Peter F Lalor, Samuel Szomstein, Raul J Rosenthal Continuous positive airway pressure in immediate postoperative period after laparoscopic Roux-en-Y gastric bypass is it safe CONCLUSION: The use of CPAP after LRYGB did not result in increased the morbidity in our patient series. 7/31/2009
I Enrique Arias, Marin Radulescu, Rieke Stiegeler, J P Singh, Pedro Martinez, Alexander Ramirez, Samuel Szomstein, Raul J Rosenthal Diagnosis and treatment of megaesophagus after adjustable gastric banding for morbid obesity CONCLUSION: Megaesophagus is a possible late complication after LAGB. The preoperative manometry results cannot predict for its occurrence. The management of megaesophagus caused by LAGB requires, in most cases, band removal. 3/3/2009
João Caetano Marchesini, Almino Ramos Cardoso, Mário Nora, Manoel Galvão Neto, Cláudio Corá Mottin, Giorgio Baretta, Alexandre Vontobel Padoin, Myriam Moretto, Lucas Maggioni, Leticia Biscaino Alves, Carlos Kupski Laparoscopic sleeve gastrectomy with NOTES visualization--a step toward NOTES procedures CONCLUSION: Bariatric procedures can be done with NOTES with results as good as those using laparoscopic techniques. 11/26/2008
Almino C Ramos, Manoel P Galvão Neto, Yglésio Moyses de Souza, Manoela Galvão, Abel H Murakami, Andrey C Silva, Edwin G Canseco, Raúl Santamaría, Trino A Zambrano Laparoscopic duodenal-jejunal exclusion in the treatment of type 2 diabetes mellitus in patients with BMIlt;30 kgm2 LBMI CONCLUSIONS: Preliminary results have shown an important effect of the laparoscopic duodenal-jejunal exclusion in the treatment of T2DM. Studies with longer follow-up and a larger number of patients are necessary to better define the role of this new and promising procedure. 11/7/2008
Almino Cardoso Ramos, Natan Zundel, Manoel Galvao Neto, Majed Maalouf Human hybrid NOTES transvaginal sleeve gastrectomy initial experience Laparoscopic sleeve gastrectomy is gaining popularity as a treatment of morbid obesity. It is a relatively new procedure with a postoperative follow-up not exceeding 5 years. The natural orifice transluminal endoscopic surgical procedures are also gaining in popularity, and we are now experiencing t... 9/17/2008
Leonardo Rodriguez-Grunert, Manoel Passos Galvao Neto, Munir Alamo, Almino Cardoso Ramos, Percy Brante Baez, Michael Tarnoff First human experience with endoscopically delivered and retrieved duodenal-jejunal bypass sleeve CONCLUSION: The DJBS can be safely delivered and removed endoscopically and left in situ for 12 weeks. The device had a favorable safety and encouraging efficacy profile. Randomized prospective trials are warranted. 1/19/2008
Josemberg Campos, Almino Ramos, Manoel Galvão Neto, Luciana Siqueira, Luis Fernando Evangelista, Alvaro Ferraz, Edmundo Ferraz Hypovolemic shock due to intragastric migration of an adjustable gastric band Migration of the adjustable gastric band (AGB) is a serious complication which usually does not require emergency treatment, except when there is a risk to life. We report a 30-year-old patient who presented with syncope, melena and hypovolemic shock due to the intragastric erosion of an AGB, 13 mon... 7/5/2007
João Eduardo Marques Tavares de Menezes Ettinger, Almino C Ramos, Euler Azaro, Manoel P Galvão-Neto, Carlos A B Mello, Manoela S Galvão, Paulo C G Amaral, Andrei Carlo, Edvaldo Fahel Staplerless laparoscopic gastric bypass a new option in bariatric surgery The staplerless Roux-en-Y gastric bypass (RYGBP) is a new option in bariatric surgery. The first to describe it was Himpens (2004) utilizing the LigaSure Atlas (LSA) in a series of 10 patients. The laparoscopic RYGBP is performed utilizing the LSA for the gastric and jejunal partition; after that, a... 5/12/2006