title: Sarcomatoid transitional cell carcinoma originating from a duplicated renal pelvis.
abstract: A case of sarcomatoid transitional cell carcinoma of the renal pelvis is reported. It was distinguished from carcinosarcoma by immunohistochemical study. The tumor was difficult to distinguish from a renal parenchymal tumor in imaging studies because it originated from a duplicated renal pelvis.
authors.affiliation: Department of Urology, Sunagawa City Medical Center, Sunagawa, Japan. hisataki@sapmed.ac.jp
authors.forename: T
authors.initials: T
authors.lastname: Hisataki
authors.forename: A
authors.initials: A
authors.lastname: Takahashi
authors.forename: K
authors.initials: K
authors.lastname: Taguchi
authors.forename: T
authors.initials: T
authors.lastname: Shimizu
authors.forename: K
authors.initials: K
authors.lastname: Suzuki
authors.forename: K
authors.initials: K
authors.lastname: Takatsuka
authors.forename: H
authors.initials: H
authors.lastname: Iwaki
mesh_terms: D000328:Adult; D002295:Carcinoma, Transitional Cell / Q000175:diagnosis* / Q000601:surgery; D002296:Carcinosarcoma / Q000175:diagnosis* / Q000601:surgery; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007150:Immunohistochemistry; D007680:Kidney Neoplasms / Q000175:diagnosis* / Q000601:surgery; D007682:Kidney Pelvis / Q000002:abnormalities* / Q000473:pathology; D009392:Nephrectomy; D014057:Tomography, X-Ray Computed