Andrew Duffy
MD, FACS, FASMBS
Associate Professor of Surgery (Bariatric, Minimally Invasive); Associate Surgical Chief, Digestive Health; Medical Director, Yale New Haven Health System Hernia Program; Interim General Surgery Residency Program Director, Surgery
Research & Publications
Biography
News
Coauthors
Selected Publications
- Role of the exercise professional in metabolic and bariatric surgeryStults-Kolehmainen M, Bond D, Richardson L, Herring L, Mulone B, Garber C, Morton J, Ghiassi S, Duffy A, Balk E, Abolt C, Howard M, Ash G, Williamson S, Marcon E, De Los Santos M, Bond S, Huehls J, Alowaish O, Heyman N, Gualano B. Role of the exercise professional in metabolic and bariatric surgery. Surgery For Obesity And Related Diseases 2023, 20: 98-108. PMID: 38238107, DOI: 10.1016/j.soard.2023.09.026.
- Racial differences after bariatric surgery: 24-month follow-up of a randomized, controlled trial for postoperative loss-of-control eatingIvezaj V, Dilip A, Duffy A, Grilo C. Racial differences after bariatric surgery: 24-month follow-up of a randomized, controlled trial for postoperative loss-of-control eating. Surgery For Obesity And Related Diseases 2023, 20: 261-266. PMID: 37949690, PMCID: PMC10922356, DOI: 10.1016/j.soard.2023.09.017.
- Predictors of early weight loss in post‐bariatric surgery patients receiving adjunctive behavioural treatments for loss‐of‐control eatingSmith C, Dilip A, Ivezaj V, Duffy A, Grilo C. Predictors of early weight loss in post‐bariatric surgery patients receiving adjunctive behavioural treatments for loss‐of‐control eating. Clinical Obesity 2023, 13: e12603. PMID: 37257889, PMCID: PMC10524670, DOI: 10.1111/cob.12603.
- S1015 Bariatric Surgery Can Be Performed Safely at Yale-New Haven Hospital in Patients With CirrhosisMankash M, Yousaf M, Duffy A, Mehal W, Do A. S1015 Bariatric Surgery Can Be Performed Safely at Yale-New Haven Hospital in Patients With Cirrhosis. The American Journal Of Gastroenterology 2020, 115: s518-s518. DOI: 10.14309/01.ajg.0000706108.48385.f8.
- S1189 Incorporation of Obesity Medicine Into the Care of Patients With Nonalcoholic Fatty Liver Disease: 1-Year Interim ResultsMankash M, Kelly M, Duffy A, Mehal W, Do A. S1189 Incorporation of Obesity Medicine Into the Care of Patients With Nonalcoholic Fatty Liver Disease: 1-Year Interim Results. The American Journal Of Gastroenterology 2020, 115: s595-s595. DOI: 10.14309/01.ajg.0000706804.10023.a3.
- A246 High-Grade Small Bowel Obstruction Caused by Adjustable Gastric Band TubingFrancis A, Duffy A, Nadzam G, Ghiassi S. A246 High-Grade Small Bowel Obstruction Caused by Adjustable Gastric Band Tubing. Surgery For Obesity And Related Diseases 2019, 15: s89. DOI: 10.1016/j.soard.2019.08.191.
- 1056 Incorporation of Obesity Management into the Care of Patients With Nonalcoholic Steatohepatitis: The Yale Fatty Liver Disease ModelMankash M, Kelly M, Dean J, Duffy A, Mehal W, Do A. 1056 Incorporation of Obesity Management into the Care of Patients With Nonalcoholic Steatohepatitis: The Yale Fatty Liver Disease Model. The American Journal Of Gastroenterology 2019, 114: s599-s599. DOI: 10.14309/01.ajg.0000593756.22484.ae.
- A316 Intraoperative blood pressure lability in patients requiring blood transfusions after bariatric surgeryYing L, Hubbard M, Ghiassi S, Roberts K, Duffy A, Nadzam G. A316 Intraoperative blood pressure lability in patients requiring blood transfusions after bariatric surgery. Surgery For Obesity And Related Diseases 2018, 14: s113. DOI: 10.1016/j.soard.2018.09.239.
- A414 Pregnancy after Bariatric Surgery: Current Evidence and RecommendationsKim L, McKenzie J, Hilton L, Duffy A. A414 Pregnancy after Bariatric Surgery: Current Evidence and Recommendations. Surgery For Obesity And Related Diseases 2018, 14: s149. DOI: 10.1016/j.soard.2018.09.337.
- A133 Postoperative opioid prescribing practices and evidence-based guidelines in bariatric surgeryFriedman D, Ghiassi S, Hubbard M, Duffy A. A133 Postoperative opioid prescribing practices and evidence-based guidelines in bariatric surgery. Surgery For Obesity And Related Diseases 2018, 14: s25. DOI: 10.1016/j.soard.2018.09.045.
- A5301 Stapler Value in Bariatric Surgery: Maintaining Quality at Lower CostDuffy A, Hilton L, Roberts K. A5301 Stapler Value in Bariatric Surgery: Maintaining Quality at Lower Cost. Surgery For Obesity And Related Diseases 2017, 13: s199. DOI: 10.1016/j.soard.2017.09.442.
- 493 Laparoscopic Duodenoduodenostomy: A Minimally Invasive Technique for the Managment of Duodenal Obstruction Due to Annular PancreasSalluzzo J, Wood S, Hubbard M, Ghiassi S, Nadzam G, Roberts K, Longo W, Duffy A. 493 Laparoscopic Duodenoduodenostomy: A Minimally Invasive Technique for the Managment of Duodenal Obstruction Due to Annular Pancreas. Gastroenterology 2016, 150: s1185. DOI: 10.1016/s0016-5085(16)34000-8.
- Closing the gap: medialization of fascia with laparoscopic incisional hernia repairPanait L, Bell R, Roberts K, Duffy A. Closing the gap: medialization of fascia with laparoscopic incisional hernia repair. Hernia 2013, 17: 597-601. PMID: 23813189, DOI: 10.1007/s10029-013-1133-4.
- Laparoscopic Simulation Training: Resident SurveyShetty S, Zevin B, Grantcharov T, Bell R, Roberts K, Duffy A. Laparoscopic Simulation Training: Resident Survey. Journal Of Surgical Research 2013, 179: 189. DOI: 10.1016/j.jss.2012.10.131.
- Su1501 Transvaginal Notes Cholecystectomy: Retrospective Analysis of Immediate Post-Operative PainWood S, Vadivelu N, Hosni M, Dabu-Bondoc S, Dai F, Panait L, Bell R, Duffy A, Longo W, Roberts K. Su1501 Transvaginal Notes Cholecystectomy: Retrospective Analysis of Immediate Post-Operative Pain. Gastroenterology 2012, 142: s-1050. DOI: 10.1016/s0016-5085(12)64070-0.
- Transvaginal Natural Orifice Surgery: Our ComplicationsWood S, Duffy A, Bell R, Panait L, Roberts K. Transvaginal Natural Orifice Surgery: Our Complications. Journal Of Surgical Research 2012, 172: 339. DOI: 10.1016/j.jss.2011.11.928.
- Construct and Face Validity of A Novel Virtual Reality-Based Camera Navigation CurriculumShetty S, Panait L, Baranoski J, Bell R, Roberts K, Duffy A. Construct and Face Validity of A Novel Virtual Reality-Based Camera Navigation Curriculum. Journal Of Surgical Research 2012, 172: 336-337. DOI: 10.1016/j.jss.2011.11.614.
- Big Patients, Small Incisions: Transvaginal Natural Orifice Transluminal Endoscopic Surgery in the Morbidly ObesePanait L, Wood S, Bell R, Duffy A, Roberts K. Big Patients, Small Incisions: Transvaginal Natural Orifice Transluminal Endoscopic Surgery in the Morbidly Obese. Journal Of Surgical Research 2012, 172: 339. DOI: 10.1016/j.jss.2011.11.929.
- P-39 Navigating a patient-physician language barrier in patients undergoing laparoscopic Roux-en-Y gastric bypassShariff A, Yeo H, Oropesa C, Duffy A, Roberts K, Bell R. P-39 Navigating a patient-physician language barrier in patients undergoing laparoscopic Roux-en-Y gastric bypass. Surgery For Obesity And Related Diseases 2011, 7: 385. DOI: 10.1016/j.soard.2011.04.040.
- Prise en charge du syndrome du ligament arqué du diaphragme : Un nouveau paradigmeDuffy A, Panait L, Eisenberg D, Bell R, Roberts K, Sumpio B. Prise en charge du syndrome du ligament arqué du diaphragme : Un nouveau paradigme. Annales De Chirurgie Vasculaire 2009, 23: 842-848. DOI: 10.1016/j.acvfr.2010.06.003.
- W1504 Transvaginal Laparoscopic AppendectomyRoberts K, Silasi D, Solomon D, Erceg S, Duffy A, Bell R, Rutherford T, Jamidar P, Longo W. W1504 Transvaginal Laparoscopic Appendectomy. Gastroenterology 2009, 136: a-927. DOI: 10.1016/s0016-5085(09)64287-6.
- S2063 Calcium Sensing Receptor (CaSR) Function in Intestine Epithelial Cells of Rodents and HumansGeibel P, Ballwieser D, Masoud A, Rajendren L, Boroumand M, Longo W, Roberts K, Duffy A, Geibel J. S2063 Calcium Sensing Receptor (CaSR) Function in Intestine Epithelial Cells of Rodents and Humans. Gastroenterology 2009, 136: a-323. DOI: 10.1016/s0016-5085(09)61478-5.
- QS62. The Role of Haptic Feedback in Laparoscopic Simulation TrainingPanait L, Akkary E, Bell R, Roberts K, Dudrick S, Duffy A. QS62. The Role of Haptic Feedback in Laparoscopic Simulation Training. Journal Of Surgical Research 2009, 151: 285. DOI: 10.1016/j.jss.2008.11.356.
- ResponseAlva S, Eisenberg D, Duffy A, Roberts K, Israel G, Bell R. Response. Surgery For Obesity And Related Diseases 2008, 4: 777-778. DOI: 10.1016/j.soard.2008.06.008.
- P85: The impact of long-term surgical follow-up on weight loss after laparoscopic Roux-Y gastric bypassRamirez A, Duffy A, Roberts K, Bell R. P85: The impact of long-term surgical follow-up on weight loss after laparoscopic Roux-Y gastric bypass. Surgery For Obesity And Related Diseases 2008, 4: 344. DOI: 10.1016/j.soard.2008.03.147.
- 24. A Forty Year Single Institution Report on Selection of Fellowship Training and Initial Practice Patterns Following General Surgery ResidencyLongo W, Seashore J, Duffy A, Udelsman R. 24. A Forty Year Single Institution Report on Selection of Fellowship Training and Initial Practice Patterns Following General Surgery Residency. Journal Of Surgical Research 2008, 144: 186. DOI: 10.1016/j.jss.2007.12.816.
- QS447. Two-Port Laparoscopic Appendectomy: Minimizing the Minimally Invasive ApproachPanait L, Bell R, Duffy A, Roberts K. QS447. Two-Port Laparoscopic Appendectomy: Minimizing the Minimally Invasive Approach. Journal Of Surgical Research 2008, 144: 445. DOI: 10.1016/j.jss.2007.12.705.
- QS53. Passing a Virtual Reality-Based Curriculum and Skills Exam Improves Laparoscopic Skills in NovicesMartinez M, Roberts K, Bell R, Dziura J, Panait L, Duffy A. QS53. Passing a Virtual Reality-Based Curriculum and Skills Exam Improves Laparoscopic Skills in Novices. Journal Of Surgical Research 2008, 144: 290-291. DOI: 10.1016/j.jss.2007.12.291.
- 60 A new modality to evaluate the gastric remnant following Roux-en-Y gastric bypassAlva S, Duffy A, Israel G, Eisenberg D, Roberts K, Bell R. 60 A new modality to evaluate the gastric remnant following Roux-en-Y gastric bypass. Surgery For Obesity And Related Diseases 2007, 3: 298. DOI: 10.1016/j.soard.2007.03.066.
- P6 Virtual three-dimensional computed tomography evaluation of the gastric pouch following laparoscopic Roux-Y gastric bypassAlva S, Roberts K, Eisenberg D, Israel G, Duffy A, Bell R. P6 Virtual three-dimensional computed tomography evaluation of the gastric pouch following laparoscopic Roux-Y gastric bypass. Surgery For Obesity And Related Diseases 2007, 3: 300-301. DOI: 10.1016/j.soard.2007.03.073.
- P99 Laparoscopic Roux-en-Y gastric bypass in high-risk patients: A single institution’s experienceRoberts K, Duffy A, Kaufman J, Dziura J, Bell R. P99 Laparoscopic Roux-en-Y gastric bypass in high-risk patients: A single institution’s experience. Surgery For Obesity And Related Diseases 2006, 2: 342. DOI: 10.1016/j.soard.2006.04.175.
- Controversies in the treatment of gastroesophageal reflux and achalasiaRoberts K, Duffy A, Bell R. Controversies in the treatment of gastroesophageal reflux and achalasia. World Journal Of Gastroenterology 2006, 12: 3155-3161. PMID: 16718833, PMCID: PMC4087956, DOI: 10.3748/wjg.v12.i20.3155.
- Choledocholithiasis: Evolving standards for diagnosis and managementFreitas M, Bell R, Duffy A. Choledocholithiasis: Evolving standards for diagnosis and management. World Journal Of Gastroenterology 2006, 12: 3162-3167. PMID: 16718834, PMCID: PMC4087957, DOI: 10.3748/wjg.v12.i20.3162.
- Update on obesity surgeryEisenberg D, Duffy A, Bell R. Update on obesity surgery. World Journal Of Gastroenterology 2006, 12: 3196-3203. PMID: 16718839, PMCID: PMC4087962, DOI: 10.3748/wjg.v12.i20.3196.
- Evolution of surgical skills trainingRoberts K, Bell R, Duffy A. Evolution of surgical skills training. World Journal Of Gastroenterology 2006, 12: 3219-3224. PMID: 16718842, PMCID: PMC4087965, DOI: 10.3748/wjg.v12.i20.3219.
- Management of gastrogastric fistula after laparoscopic Roux-en-Y gastric bypassGumbs A, Duffy A, Bell R. Management of gastrogastric fistula after laparoscopic Roux-en-Y gastric bypass. Surgery For Obesity And Related Diseases 2005, 1: 264. DOI: 10.1016/j.soard.2005.03.121.
- Construct validity for the LAPSIM laparoscopic surgical simulatorDuffy A, Hogle N, McCarthy H, Lew J, Egan A, Christos P, Fowler D. Construct validity for the LAPSIM laparoscopic surgical simulator. Surgical Endoscopy 2004, 19: 401-405. PMID: 15624062, DOI: 10.1007/s00464-004-8202-9.
- Comparison of two composite meshes using two fixation devices in a porcine laparoscopic ventral hernia repair modelDuffy A, Hogle N, LaPerle K, Fowler D. Comparison of two composite meshes using two fixation devices in a porcine laparoscopic ventral hernia repair model. Hernia 2004, 8: 358-364. PMID: 15290611, DOI: 10.1007/s10029-004-0258-x.
Clinical Trials
Conditions | Study Title |
---|---|
Diseases of the Digestive System - Stomach; Obesity & Weight Control | Treatments to Treat Loss-of-Control Eating and Improve Weight Outcomes after Bariatric Surgery |