Anastomosis, Roux-en-Y

**Definition:** A Y-shaped surgical anastomosis of any part of the digestive system which includes the small intestine as the eventual drainage site.

**Tree numbers:** - E04.035.070 - E04.210.070

**Synonyms:** - Roux-en-Y Anastomosis - Roux-en-Y Diversion - Roux-en-Y Loop