Gastric bypass works in two ways. It limits the amount of food which can be eaten at once by stapling the stomach off to create a small gastric pouch, usually the size of an egg. And provides minimal ‘malabsorption’ of food, by rerouting and bypassing 2 to 6 feet of small intestine to the stomach pouch.
The gastric bypass is an effective tool in losing and maintaining weight. This usually results in either significant improvement or complete resolution of medical problems related to obesity. However this surgical procedure, its not intended for all levels of obesity and it has to be performed by extremely experienced hands.
What is Gastric Bypass?
A gastric bypass means that you cut the stomach high up so that you separate the stomach in two parts - a small upper part and a large lower part. The upper part is then connected to the small bowel a bit downstream on the small bowel. The larger lower part of the stomach is just left lying idle. It is out of the food circulation and will never again be filled with food. So you end up with a small stomach and a shorter bowel. This means that you will feel full more quickly (because of the small stomach) and that you will absorb less of the food actually eaten (because of the shorter bowel).
Now - the small upper part of the stomach can be connected to the small bowel in a number of different ways: antecolic GE, retrocolic GE, with or without enteroanastomosis (EA), Fobi pouch - and Roux-en-Y. So the name Roux-enY is not a separate operation - it is just a technical descripton for the model for connecting the small stomach to the bowel. All of these (including Roux-en-Y) are gastric bypass operations.
Here at the Obesity Goodbye center we offer the experience necessary to help you better decide on the solution that it’s right for you.
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