ureteral obstruction


ureteral obstruction

Acute unilateral obstructive uropathy Urology A unilateral block of urine flow through the ureter of 1 kidney, resulting in a backup of urine, distension of the renal pelvis and calyces, and hydronephrosis Etiology Kidney stone, trauma, stricture in children–of one ureter causes acute unilateral obstructive uropathy; slow, progressive blockage causes chronic unilateral obstructive uropathy; either may result in permanent damage and failure of one kidney and HTN, resulting in the so-called Goldblatt kidney, which is usually asymptomic–the remaining kidney usually has functional reserve. See Goldblatt kidney, Reflux nephropathy.