title: [Free perforation of the gallbladder in acute cholecystitis].
mesh_terms: D000208:Acute Disease; D000368:Aged; D002764:Cholecystitis / Q000150:complications* / Q000601:surgery; D005260:Female; D005705:Gallbladder Diseases / Q000175:diagnosis / Q000209:etiology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D012422:Rupture, Spontaneous