Retroperitoneal "fibrosis" due to carcinoma of the ureter.
D002295:Carcinoma, Transitional Cell / Q000175:diagnosis; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D008853:Microscopy; D008875:Middle Aged; D012185:Retroperitoneal Fibrosis / Q000175:diagnosis*; D014516:Ureteral Neoplasms / Q000175:diagnosis*