title: Clinicopathological conference. Seventy-three year old woman with recurrent cystitis and pneumaturia.
mesh_terms: D000038:Abscess / Q000473:pathology*; D000368:Aged; D003108:Colonic Diseases / Q000473:pathology*; D003556:Cystitis / Q000473:pathology; D004241:Diverticulum, Colon / Q000473:pathology*; D005260:Female; D005740:Gases; D006801:Humans; D007412:Intestinal Fistula / Q000473:pathology*; D007422:Intestines / Q000502:physiology; D001747:Urinary Bladder Fistula / Q000473:pathology*
chemical_list: D005740:Gases