👉 Roux's syndrome, also known as Roux-en-Y gastric bypass, is a surgical procedure that aims to improve the function and appearance of the stomach by diverting blood from the small intestine to the large intestine. This involves removing part of the stomach (the duodenum) and then reinserting it into the small intestine to facilitate nutrient absorption in the larger intestine. Roux's syndrome typically refers to the complications or side effects that occur after undergoing this procedure, such as nausea, vomiting