Gastric Bypass (Roux-en-Y)

Gastric bypass, also known as the Roux-en-Y bypass, is a widely performed bariatric procedure designed to aid significant weight loss. The surgery involves creating a small pouch from the stomach and directly connecting it to the small intestine, bypassing the majority of the stomach and the first section of the intestine. As a result, food intake is significantly reduced, and nutrient absorption is altered, promoting weight loss.

This procedure is commonly recommended for individuals who have been unable to achieve weight loss through diet and exercise or who suffer from severe obesity-related health conditions.

Gastric bypass has been shown to provide substantial and long-term weight loss. Patients may lose approximately 70% or more of their excess weight within two years, depending on the type of surgery and adherence to lifestyle changes.

Beyond weight loss, gastric bypass can lead to significant improvements or even resolution of obesity-related conditions, such as type 2 diabetes, hypertension, and sleep apnea, enhancing overall health and quality of life.

https://www.mayoclinic.org/tests-procedures/gastric-bypass-surgery/about/pac-20385189