THE USE OF THE VALSALVA MANOEUVRE IN THE VISUALIZATION OF THE LOWER URETERS DURING INTRAVENOUS PYELOGRAPHY.
D006801:Humans; D007682:Kidney Pelvis; D000077771:Methantheline; D000644:Quaternary Ammonium Compounds; D013672:Technology; D014513:Ureter; D014567:Urography; D014636:Valsalva Maneuver
D000644:Quaternary Ammonium Compounds; D000077771:Methantheline
METHANTHELINE; URETER; UROGRAPHY; VALSALVA'S MANEUVER