Gastric Bypass Research Papers

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Gastric bypass surgery is the most common type of weight-loss, or bariatric, surgery. Gastric sleeve surgery is most appropriate for individuals who are at least 100 pounds over their ideal weight, with a body mass index, or BMI, of 40 or more, according to WebMD. Obese patients who are too heavy for gastric bypass surgery often find the sleeve gastrectomy to be a good alternative.

Gastric sleeve surgery is sometimes used as a preliminary weight loss method for patients who will undergo a duodenal switch surgery once they achieve a lower weight. This procedure allows food to bypass part of the small intestine so fewer calories are absorbed. It is reserved for severely obese people with a BMI of 50 or greater who have been unable to lose weight with other methods. Weight loss surgeries help to reduce deaths from diabetes, cancer, and heart disease.
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Gastric bypass surgery shrinks the size the stomach to limit the amount of food that can be eaten. The most common type in the U.S. is the Roux-en-Y gastric bypass. Surgeons make a small incision through which to access the stomach. A small pouch is created by either banding or stapling part of the stomach. A Y-shaped section of the small intestine is connected to the pouch that allows food to bypass part of the digestive system so that fewer calories and nutrients are absorbed.

What is gastric sleeve surgery?
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Over half of the stomach is removed, leaving a thin, banana-sized tube or "sleeve" that is held closed with surgical staples. The new sack is approximately 1/10th the size of the original stomach. Surgeons also remove the part of the stomach that produces an appetite-stimulating

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