title: [Letter: Acute non-lithiasic Welchia perfringens cholecystitis. An unusual cause of pneumoperitoneum].
mesh_terms: D000208:Acute Disease; D002764:Cholecystitis / Q000150:complications* / Q000382:microbiology; D003015:Clostridium Infections / Q000150:complications*; D003016:Clostridium perfringens / Q000302:isolation & purification; D006801:Humans; D008297:Male; D008875:Middle Aged; D011027:Pneumoperitoneum / Q000209:etiology*
vernacular_title: Cholécystite aiguë non lithiasique à welchia perfringens. Cause inhabituelle de pneumopéritoine