Calyceal obstruction due to parapelvic cyst.
D000328:Adult; D000368:Aged; D006801:Humans; D052177:Kidney Diseases, Cystic / Q000000981:diagnostic imaging / Q000503:physiopathology* / Q000601:surgery; D007682:Kidney Pelvis / Q000503:physiopathology*; D008297:Male; D014567:Urography