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(dÄ«'vÃ»r-tÄ­k'yÉ-lÉm) Plural diverticula. A pouch or sac branching out from a portion of the gastrointestinal tract, especially the large intestine. A diverticulum can occur as a normal structure, or it can be caused by a hernia.
Diverticulosis is the condition of having one or more diverticula. Usually there are no symptoms or problems associated with this condition. Occasionally, diverticula become inflamed. If you have one or more inflamed diverticula, you are diagnosed with diverticulitis.