title: A simple modification of real-time sector sonography to monitor percutaneous nephrostomy.
mesh_terms: D000293:Adolescent; D006801:Humans; D007682:Kidney Pelvis / Q000601:surgery*; D008297:Male; D011677:Punctures / Q000379:methods*; D014463:Ultrasonography; D014546:Urinary Catheterization / Q000379:methods*