[Interventional radiology in urinary tract obstruction].
D000293:Adolescent; D000328:Adult; D000368:Aged; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D008875:Middle Aged; D009403:Nephrostomy, Percutaneous / Q000379:methods*; D011859:Radiography; D014463:Ultrasonography; D014570:Urologic Diseases / Q000000981:diagnostic imaging / Q000601:surgery*