[Primary hydronephrosis].
D006801:Humans; D006869:Hydronephrosis / Q000000981:diagnostic imaging / Q000473:pathology / Q000601:surgery*; D007668:Kidney / Q000473:pathology; D007682:Kidney Pelvis / Q000000981:diagnostic imaging / Q000601:surgery; D011859:Radiography
De primaire hydronefrose.