Changing indication of percutaneous nephrostomy due to increasing experience.
D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D011677:Punctures; D012186:Retroperitoneal Neoplasms / Q000150:complications; D014463:Ultrasonography; D014517:Ureteral Obstruction / Q000209:etiology / Q000601:surgery*; D014545:Urinary Calculi / Q000601:surgery; D014546:Urinary Catheterization / Q000379:methods*; D014719:Vesicovaginal Fistula / Q000601:surgery