Case profile of the month: renal pelvic tumor.
D000368:Aged; D006801:Humans; D006869:Hydronephrosis / Q000000981:diagnostic imaging; D007680:Kidney Neoplasms / Q000000981:diagnostic imaging*; D007682:Kidney Pelvis / Q000000981:diagnostic imaging; D008297:Male; D011859:Radiography; D012077:Renal Artery / Q000000981:diagnostic imaging