Acute cholecystitis complicated with gallbladder empyema due to in a patient with diabetes mellitus: a case report.

Acute cholecystitis severity ranges from mild to very severe, and its most dreadful complication is gallbladder empyema. It can be caused by several etiologic agents, but is not common among them. Here we present a 61-year-old female who lives in an area of high tuberculosis endemicity and has type 2 diabetes mellitus.