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A colostomy is done when the lower large intestine, rectum, or anus is unable to function normally or needs rest from normal functions. Intestinal obstruction with associated inflammation, as in diverticulitis, is a common indication for colostomy.
Review Date 4/1/2025
Updated by: Warren Brenner, MD, Oncologist, Lynn Cancer Institute, Boca Raton, FL. Review provided by VeriMed Healthcare Network. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.
