Duodenal Switch and Its Derivatives in Bariatric and Metabolic Surgery

Andre F. Teixeira received his medical degree at Morehouse School of Medicine and completed his internship in general surgery at Orlando Regional Medical Center. Following his internship, completed his residency training at Orlando Health, where he also served as general surgery chief resident. Following his residency, completed his bariatric and advanced MIS fellowship at Cleveland Clinic Florida. Currently, he is a bariatric surgeon for the Bariatric Program at Orlando Regional Medical Center. Dr. Teixeira is a member of the Society of American Gastrointestinal and Endoscopic Surgeons, the Florida Medical Association, the American College of Surgeons, the American Society and Metabolic Surgery (ASMBS). He is a fellow of the American College of Surgeons and ASMBS, and serves as vice chair of general surgery of Orlando Regional Medical Center.   Muhammad A. Jawad received his Medical Degree from Ain Shams University in Cairo, Egypt, graduating with honors. He completed a surgical internship at Cook County Hospital in Chicago, IL. Following his internship, he practiced at Jackson Hospital in Alabama. He is board certified through the American Board of Surgery and serves as the Medical Director of Orlando Regional Medical Center’s Bariatric Program. Before joining ORMC, Dr. Jawad served as chief of surgery at Ocala Regional Medical Center in Florida following his position as chief of staff at Monroe Regional Hospital. Fellow of the American College of Surgeons, and member of many organizations including the American Society of Bariatric Surgery, the Florida Medical Association, the Society of Laparoendoscopic Surgeons and the Florida Physicians Association.   Manoel Passos Galvão Neto received his MD from the Bahiana School of Medicine and Public Health (1989) followed by a residency in Digestive Surgery at July 9th Hospital (São Paulo, Brazil). He obtained a Master’s degree in Digestive Surgery from the University of São Paulo. He was an invited professor of surgical technique at Bahiana School (1993-1998) and coordinator of experimental surgery research group and Assistant Professor (1998-2000). Board certified specialist by the Brazilian College of Digestive Surgery (CBCD, 1992), Brazilian Federation of Gastroenterology (FBG, 1995) and Brazilian Society of Digestive Endoscopy (SOBED, 2011). Affiliated Professor of surgery at the ABC College of Medicine (Santo André, Brazil) and appointed as faculty for the FIU Herbert Wertheim College of Medicine, Department of Surgery (Miami, USA). He is scientific director at Endovitta Institute (São Paulo, Brazil), director of Innovation at International Bariatric Club (IBC), Advisory Board Member of the Association of Bariatric Endoscopy (ABE, ASGE division), past chairman of Bariatric Endoscopy Committee at International Federation for Surgery of Obesity (IFSO), chairman of Bariatric Endoscopy nucleus at Brazilian Society of Metabolic and Bariatric Surgery (SBCBM), committee member at ASGE and IFSO, and international fellow of ASMBS and ASGE.   Antonio J. Torres received his M.D. degree from Malaga University School of Medicine in 1978. He completed his training as a surgical intern and resident at the Carlos Haya University Hospital in Malaga (Spain) where he completed his residency in General and Digestive Surgery in 1981. Afterwards he completed his residency in Thoracic Surgery at the Complutense University School of Medicine (Clínico San Carlos Hospital) in Madrid in 1986. Dr. Torres is certified by the Spanish Board of General and Digestive Surgery (1981) and Spanish Board of Thoracic Surgery (1986). In 1983, he received his Ph Degree at the Complutense University School of Medicine in Madrid. After completing his residencies, Dr. Torres became staff of the General, Digestive and Thoracic Service at the Clínico San Carlos Hospital. In 1986, Dr. Torres became Associate Professor of Surgery at the Complutense University of Madrid. In 2000, he became professor of Surgery at the same university. Currently, he is professor of Surgery at the Complutense University of Madrid, and chief of the General and Digestive Surgery Service at the Clínico San Carlos Hospital. He was the president of SECO (2007-2011), the European Representative at International Federation for Obesity Surgery (IFSO) General Council (2008-2011), IFSO´s President (2011-12), Vice-Chairman of the IFSO´s Board of Trustees (2014-15), and Chairman of the IFSO´s Board of Trustees (2015-19).   Laurent Biertho studied Biomedical Sciences (1993) and Medicine (1998) at the University of Liege, Belgium and subsequently completed his residency in General Surgery (2004). He completed post-doctoral training in Minimally Invasive Surgery at the Mount Sinai School of Medicine in New York, USA, and McMaster University, Canada (2004-2006). At the end of his training, he was appointed an Assistant Professor at McMaster University. He was then offered a position as an Associate Professor of Surgery at Laval University, and introduced minimally invasive bariatric and metabolic surgery at the Institut Universitaire de Cardiologie et Pneumologie de Québec. He is currently a Clinical Professor of Surgery, Director of the fellowship program in Bariatric and Metabolic Surgery and Co-Director of the Research Chair in Bariatric and Metabolic Surgery at Laval University. He is a past president of the Canadian Association of Bariatric Physicians and Surgeons.   Caetano Marchesini received his MD and Master’s degree from the Federal University of Paraná in 1987 and 1995, respectively. He started working at Clínica Marchesini as a surgeon in 1990. Dr. Marchesini is a full member and former president of the Brazilian Society of Bariatric and Metabolic Surgery (SBCBM), full member of the Brazilian College of Surgeons (CBC), full member of the Brazilian Society of Digestive Endoscopy (SOBED), and full member of the Brazilian Society of Laparoscopic Surgery (SOBRACIL). In addition, he is an International Member of the American Society of Bariatric and Metabolic Surgery (ASMBS), and member of the Executive Board of the International Federation for the Surgery of Obesity and Metabolic Disorders (IFSO).   Erik Wilson attended medical school at Baylor University and completed his residency at Scott & White Memorial Hospital in Temple, Texas. He is currently Executive Medical Director of the Surgical Innovation and Robotic Institute (SIRI), a joint venture training facility between Memorial Hermann Health System and UTHealth. Dr. Wilson is also a professor at the Department of Surgery, University of Texas Health Science Center in Houston (UTHealth) and Director of the Minimally Invasive Surgeons of Texas (MIST). He is the division chief of Elective General Surgery for UTHealth’s Department of Surgery and vice-chair of Surgery, co-founder of the Texas Association for Bariatric Surgery and Houston Bariatric Society, and a founder and past president of the Clinical Robotic Surgery Association.

Part I - Introduction.- A Brief History of the Duodenal Switch.- Duodenal Switch. Mechanisms of functioning.- Duodenal Switch and Its Derivatives.- Primary Single Anastomosis Duodenal Switch: Perspective from a Lengthy Experience.- Duodenal Switch and Its Derivatives in Bariatric and Metabolic Surgery.- Part II - Weight Loss Surgery.- Pathophysiology of the cardiometabolic alterations in obesity.- Pathophysiology of bile acid regulation.- Nonalcoholic steatohepatitis (NASH).- Patient Selection.- Psychological and Psychiatric Work Up.- Nutritional, Behavioral, and Support for Duodenal Switch.- Preoperative endoscopy.- Postoperative care.- Preoperative Testing and Counseling.- Risk Assessment and Reduction.- Airway Evaluation and Management.- Patient Positioning and Positioning for Bariatric Surgery.- Intraoperative Monitoring Of The Morbidly Obese Patient.- Method of anesthesia: gas selection and adjunct medications.- Regional Anesthesia in Bariatric Surgery.- Multimodal Analgesia inBariatric Surgery.- Anatomical Considerations.- Robotic Duodenal Switch and SADI-S: Technical Aspects.- Laparoscopic Biliopancreatic Diversion with Duodenal Switch: Surgical technique.- SADIS - Technical details.- Technical Aspects of Single Anastomosis Duodenal Switch-SIPS Version.- Duodenal Bipartition or Side-to-Side Duodeno-Ileostomy. Rationale and Technical Details.- Duodenoileal anastomosis with handsewn technique.- Circular Anastomosis in Duodenal Switch.- Duodenoileal anastomosis with linear stapler technique.- Staged Duodenal Switch for High-Risk Patients.- Duodenal Switch, SADI and SIPS in Adolescent.- Duodenal Switch (DS), Single Anastomosis Duodeno-Ileal bypass (SADI) and Stomach Intestinal Pylorus-Sparing (SIPS) Surgery in the Elderly.- Right Gastric Artery Ligation: The Brazilian Results.- Surgery Failure: what are the options?.- Causes of Weight Regain After Duodenal Switch and its Derivatives.- Revisional Surgery for Weight Regain.- Conversion of Sleeve Gastrectomy toDuodenal Switch and SADI-S.- Gastric Band Revision to Duodenal Switch.- Endoscopic Treatment of Weight Regain in  Duodenal Switch.- Conversion of Gastric Bypass to Duodenal Switch.- Management of Duodenal Stump blowout.- Duodenoileal anastomosis testing.- Closing the mesenteric defects.- Preventing Surgical Complications.- Malabsorbative complications.- Postoperative Psychological Assistance.- Surgical Management of Leaks.- Internal Hernias and Bowell Obstruction.- Management of Portal Vein Thrombosis Following Bariatric Surgery.- Gallstones and Choledocholithiasis.- Hyperinsulinemic postprandial hypoglycemia after duodenal switch.- Diarrhea after Duodenal Switch: Medical and Surgical Management.- Endoscopic Treatment of Complications.- Global analyisis of our experience with hypoabsortive tecnique: > 500 cases DS vs SADI-S.- Body Contouring after Duodenal Switch.- Bariatric Surgery Population in the ICU.- Bariatric Emergencies For The General Surgeon.- Robotic bariatric surgeon training.- Part III - Metabolic and Diabetes Type 2 Surgery.- Mechanisms of control of diabetes 2 with duodenal switch.- The Evolution of Single anastomosis Duodenal Switch.- Metabolic Syndrome Control and the influence of hormonal changes post-Duodenal Switch (DS).- Staged Duodenal Switch for High-Risk Patients.- Duodenal Switch in Patients with Metabolic Syndrome.- Duodenal Switch (DS) for the Surgical Treatment of Diabetes and Metabolic Disease.- Postoperative care.- Metabolic Syndrome and the Influence of Bile Acids.