J pouch

J pouch

Colorectal surgery A reservoir formed from a J-shaped loop of terminal ileum where the loops are sectioned, forming a pouch and then anastomosed to create a continent anorectum, preserving anal sphincter function Indications After total proctocolectomy for familial polyposis coli or ulcerative colitis totalis. See S pouch.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.