title: Polyarteritis nodosa presenting as acute cholecystitis.
mesh_terms: D000208:Acute Disease; D000368:Aged; D002763:Cholecystectomy; D002764:Cholecystitis / Q000209:etiology* / Q000473:pathology / Q000601:surgery; D005260:Female; D006801:Humans; D010488:Polyarteritis Nodosa / Q000150:complications* / Q000473:pathology