title: Case records of the Massachusetts General Hospital. Weekly clinicopathological exercises. Case 8-1981.
mesh_terms: D002288:Adenocarcinoma, Mucinous / Q000175:diagnosis / Q000473:pathology*; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008875:Middle Aged; D014497:Urachus; D001749:Urinary Bladder Neoplasms / Q000175:diagnosis / Q000473:pathology*