Merck Manual

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Definition of Diverticular Disease

By

Joel A. Baum

, MD, Icahn School of Medicine at Mount Sinai;


Rafael Antonio Ching Companioni

, MD, Digestive Diseases Center

Last full review/revision Oct 2020| Content last modified Oct 2020
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Diverticula are saclike mucosal pouches that protrude from a tubular structure.

A single pouch is called a diverticulum and ≥ 2 pouches are called diverticula. These terms are occasionally used incorrectly.

Diverticular disease is characterized as symptomatic diverticulosis.

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