Bariatric surgery


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Bariatric surgery


Bariatric surgery helps extremely overweight (severely obese) people lose weight and is used only after diet and exercise did not result in long-term weight loss. The surgery makes the stomach smaller, so it fills up with less food.

The most commonly done types of bariatric surgery include:

  • Laparoscopic gastric banding. This makes the stomach smaller but does not change the connection between the stomach and the intestines. The surgery is done through several small incisions in the belly. A band placed around the upper part of the stomach creates a small pouch that fills quickly to make the person feel full.
  • Roux-en-Y (say "roo-en-why") gastric bypass. This makes the stomach smaller. It also changes the connection between the stomach and the intestines. A section of the stomach is separated from the rest of the stomach to make a small pouch to hold the food a person eats. The doctor connects the stomach pouch to the middle portion of the small intestine. Because some of the intestine is bypassed, less food is absorbed.

After surgery, the person will not be able to eat very much at one time and will get full quickly. Stomach pain, vomiting, or diarrhea may occur if the person eats too much at one time or if the person eats foods that are high in fat or sugar.

Credits


Author Jeannette Curtis
Author Caroline Rea, RN, BS, MS
Editor Kathleen M. Ariss, MS
Editor Susan Van Houten, RN, BSN, MBA
Associate Editor Tracy Landauer
Associate Editor Pat Truman, MATC
Primary Medical Reviewer Patrice Burgess, MD - Family Medicine
Primary Medical Reviewer Adam Husney, MD - Family Medicine
Primary Medical Reviewer Kathleen Romito, MD - Family Medicine
Last Updated May 25, 2007

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Last updated: May 25, 2007
Author: Caroline Rea, RN, BS, MS
Reviewed By: Kathleen Romito, MD - Family Medicine
Editors: Susan Van Houten, RN, BSN, MBA, Pat Truman, MATC

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