Obstruction of ureter | Gamuts.net

Obstruction of ureter

The ureters are tubes made of smooth muscle that propel urine from the kidneys to the urinary bladder. In a human adult, the ureters are usually 20–30 cm (8–12 in) long and around 3–4 mm (0.12–0.16 in) in diameter. [Source: Wikipedia ]

Synonyms

Obstructed ureter

Ureteral obstruction

May Cause

Decreased nephrogram

Decreased renal artery diastolic flow

Decreased renal transplant function

Enlargement of renal transplant

Unilateral renal nonfunction

May Be Caused by

Common: Blood clot; Calculus; Carcinoma of bladder; Carcinoma of cervix; Congenital ureteral stricture; Congenital ureteropelvic junction obstruction; Cystitis; Inflammation; Inspissated pus; Lymphoma; Metastasis to ureter; Ovarian cyst; Ovarian tumor; Pelvic inflammatory disease; Postoperative edema; Postoperative stricture; Postradiation stricture; Pregnancy; Retroperitoneal lymphadenopathy; Retroperitoneal sarcoma; Schistosomiasis; Surgical ligature; Traumatic stricture; Tuberculous stricture; Ureterocele; Uterine fibroid; Vascular compression of ureter
Uncommon: Endometriosis; Hutch diverticulum; Megacolon; Neoplasm of ureter; Papillary necrosis with sloughed papilla; Papilloma; Pelvic lipomatosis; Polyp; Radiation fibrosis; Retrocaval ureter; Retroperitoneal fibrosis; Spindle cell tumor; Transitional cell carcinoma