A method of roentgenological localization of ureteral obstruction caused chiefly by non-radio-opaque indistinguishable calculi.
D001686:Biological Phenomena; D002137:Calculi; D006801:Humans; D014513:Ureter; D014517:Ureteral Obstruction; D053039:Ureterolithiasis
URETER/calculi, Roentgen localization