Hydroureter | Gamuts.net

Hydroureter

Hydronephrosis describes hydrostatic dilation of the renal pelvis and calyces as a result of obstruction to urine flow downstream. Alternatively, hydroureter describes the dilation of the ureter, and hydronephroureter describes the dilation of the entire upper urinary tract (both the renal pelvicalyceal system and the ureter). [Source: Wikipedia ]

Synonyms

Dilatation of ureter

Dilated ureter

Ureterectasis

Subtypes

Diffuse ureterectasis

Segmental ureterectasis

May Cause

Cystic abdominal mass in a fetus or newborn

Cystic adnexal mass

Cystic fetal abdominal mass

Cystic pelvic mass

Paraspinal soft-tissue mass

Pelvic mass in an infant or child

Sacrococcygeal mass

May Be Caused by

Common: Bladder outlet obstruction; Bladder prolapse; Congenital ureterectasis; Endometriosis; Fusiform terminal ureterectasis; Infection; Mid-ureteral spindle proximal to iliac artery crossing; Neurogenic bladder; Obstruction of urethra; Pelvic lipomatosis; Primary megaureter; Radiation; Schistosomiasis; Sloughed papilla; Surgery; Thrombus; Ureteral calculus; Ureteral duplication with obstruction; Ureteral stenosis; Ureteral stricture; Ureteral tumor; Ureterocele; Vesicoureteral reflux
Uncommon: Aganglionosis; Bartter syndrome; Beer-drinker kidneys; Chagas disease; Diabetes insipidus; Fluid overload; Obstruction of ureter; Polydypsia; Prune-belly syndrome