retrograde pyelography


ret·ro·grade py·e·log·ra·phy

pyelography in which contrast material is injected into the ureters from an endoscope in the bladder.

retrograde pyelography

Retrograde urography Imaging A method for visualizing the renal collecting system–ie, the pelvis and lower urinary tract, based on the excretion of radiocontrast after injection into the renal pelvis or ureter via a ureteral catheter Indications Suspected kidney disease–eg, pyelonephritis, kidney stones, or right upper quadrant colic