Skip navigation

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

URL of this page: //medlineplus.gov/ency/imagepages/19953.htm

Diverticula

Diverticula

Overview

Diverticulosis occurs when small bulging sacs or pouches, called diverticula, form on the inner wall of the intestine. Most often, diverticula form in the large intestine (colon), but they may also occur in the in the jejunum in the small intestine. In most cases, diverticula cause no symptoms. In a small percentage of patients, diverticula can cause problems if they become inflamed or if they bleed.

Review Date 5/14/2024

Updated by: Jenifer K. Lehrer, MD, Department of Gastroenterology, Aria - Jefferson Health Torresdale, Jefferson Digestive Diseases Network, Philadelphia, PA. 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.