Lauren Lim, Shaili Mehta, Lisa Yu Bariatric Surgery Lauren Lim, Shaili Mehta, Lisa Yu nerual

Overview Purpose: Weight Loss surgery Restricts the amount of food the stomach can hold Malabsorption of nutrients Causes hormonal changes Used in cases of severe, unremediated obesity Mostly performed by minimally invasive techniques (laparoscopic surgery) Minimally invasive techniques/laparoscopic techniques - the surgeon makes small incisions and uses advanced technology and specialized equipment to help guide the surgery nerual

History 1950s - Jejunoileal Bypass 1960s - Gastric Bypass First operations for the purpose of weight loss Many complications that resulted in the required reversal of the procedure 1960s - Gastric Bypass Developed by Drs. Mason and Ito Inspired from partial stomach removal for ulcers 1978 - Adjustable Gastric Band Introduced by Wilkinson 1986 - Biliopancreatic Diversion with Duodenal Switch (BPD/DS) First performed by Dr. Doug Hess jejunoileal bypass - Induced state of malabsorption Bypassed most of intestines while keeping stomach intact nerual

When It’s Used BMI must be greater than 40 BMI of 35-40 with conditions such as high BP, diabetes, asthma BMI of 30-35 with diabetes or metabolic syndrome BMI = body mass index Bariatric surgery is used on people who are obese. asil

Types Gastric Bypass (Roux-en-Y) Sleeve Gastrectomy stomach divided into two parts to create small stomach pouch and small intestine is brought up to new stomach pouch Sleeve Gastrectomy removes approx. 75-80% of stomach, resulting in a sleeve-like/tube-like structure Adjustable Gastric Band slow consumption of food with an inflatable band around upper part of stomach Biliopancreatic Diversion with Duodenal Switch (BPD/DS) Gastric Bypass removes around 70% of stomach and reroutes food away from small intestine Gastric bypass- bypasses most of the stomach Most common Ruin why!!!!!! Sleeve gastrectomy - just asil

Diagram of Gastric Bypass (Roux-en-Y) Bypassed portion of stomach Esophagus New gastric pouch Bypassed duodenum Jejunum Most common type of bariatric surgery The surgeons often connect the jejunum part of the small intestine into the new gastric pouch, which allows the food to bypass a large portion of the stomach and the duodenum. asil Drawn by Lauren Lim

Diagram of Open Gastric Bypass Bariatric Surgery Before Surgery After Surgery Stomach Pouch Flow of Food Staples divide stomach Part of stomach and duodenum is bypassed Jejunum Duodenum Jejunum iliahs Drawn by Shaili Mehta

Diagram of Closed (Laparoscopic) Bariatric Surgery 10-12 mm 5mm for liver retractor Camera 10-12 mm iliahs Drawn by Shaili Mehta

Effectiveness & Complications Helps patients lose weight quickly Treats Type II diabetes effectively Psychological health improves Improves high blood pressure Complications: Hemorrhage Infection Gastric Dumping Syndrome Hernias (long term) Pneumonia Gallstones (due to rapid weight loss) iliahs

Works Cited Enoyreve Tub erom ekil on eno http://texasbariatricspecialists.com/lap-band-austin/?ibp-camp=TBS_googleppc&gclid=CjwKEAiA9c- 2BRC_vaaJ0Ybps30SJABlqxDenC2GpzC1Jhy2pK_GUyPtndnUTIIs_olY1DG03Py1mhoCkrLw_wcB https://asmbs.org/patients/bariatric-surgery-procedures http://www.obesityaction.org/obesity-treatments/bariatric-surgery http://www.niddk.nih.gov/health-information/health-topics/weight-control/bariatric-surgery-severe-obesity/Pages/bariatric-surgery-for-severe- obesity.aspx http://www.hopkinsmedicine.org/healthlibrary/test_procedures/gastroenterology/bpdds_weight-loss_surgery_135,64/ http://www.webmd.com/diet/obesity/20110222/gastric-bypass-most-effective-weight-loss-surgery https://asmbs.org/resources/story-of-obesity-surgery Enoyreve Tub erom ekil on eno