Roux-en-Y

English Roux-en-Y anastomosis thumb|Schematic of gastric bypass using a Roux-en-Y anastomosis. The transverse colon is not shown so that the Roux-en-Y can be clearly seen. The variant seen in this image is retrocolic, retrogastric, because the distal small bowel that joins the proximal segment of stomach is behind the transverse colon and stomach. Etymology From en fr -; named after César Roux, the surgeon who first described it. Noun - en surgery attributive A surgical technique where the digestive tract is rearranged into a Y-shaped connection, usually by creating a small stomach pouch and rerouting the small intestine. It is most commonly used in weight-loss surgery (gastric bypass) to reduce food intake and calorie absorption. Related terms en Roux limb en Roux operation en eponyms en terms derived from the shape of letters Y