1. Chronic cholecystitis  (Trust Mark: Doctor-Reviewed)
Chronic cholecystitis is long-standing swelling and irritation of the gallbladder. • Reviewer: David C. Dugdale, III, Professor of Medicine, Division of General Medicine, Department of Medicine, University of Washington School of Medicine; and George F. Longstreth, MD, Department of Gastroenterology, Kaiser Permanente Medical Care Program, San Diego, CA. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

2. Acute cholecystitis  (Trust Mark: Doctor-Reviewed)
Acute cholecystitis is a sudden inflammation of the gallbladder that causes severe abdominal pain. See also: Chronic cholecystitis• Reviewer: Linda Vorvick, MD, Seattle Site Coordinator, Lecturer, Pathophysiology, MEDEX Northwest Division of Physician Assistant Studies, University of Washington School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.