title: Acute emphysematous cholecystitis.
mesh_terms: D002763:Cholecystectomy; D002764:Cholecystitis / Q000000981:diagnostic imaging / Q000473:pathology*; D003016:Clostridium perfringens / Q000302:isolation & purification; D005738:Gas Gangrene / Q000473:pathology; D006801:Humans; D008297:Male; D008875:Middle Aged; D011859:Radiography