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Roux-en-Y anastomosis

Pronunciation: rū on[h] ē

Definition: anastomosis of the distal end of the divided jejunum to the stomach, bile duct, or another structure, with implantation of the proximal end into the side of the jejunum at a suitable distance usually more than 40 cm below the first anastomosis. The bowel then forms a Y-shaped pattern.

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.