Rupture of the renal pelvis is infrequently found on intravenous urography (IVU) and associated with obstructive uropathy with a sudden increase in intrapelvic pressure.

• 摘要肾盂破裂罕见于静脉注射尿路摄影(IVU)，若发生时，经常是尿路阻塞并伴有突发性肾盂内压上升所致；