Bladder outlet obstruction | Gamuts.net

Bladder outlet obstruction

Bladder outlet obstruction (or obstructive uropathy) occurs when urine is unable to flow from the kidneys through the ureters and out of the bladder through the urethra. Decreased flow of urine leads to swelling of the urinary tract, called hydronephrosis. [Source: Wikipedia ]

Synonyms

BOO

Obstruction of bladder

May Cause

Bladder calculus

Bladder diverticulum

Chronic bladder outlet obstruction

Dense nephrogram

Distended bladder

May Be Caused by

Common: Benign prostatic hyperplasia; Bladder neck obstruction; Bladder sphincter dyssynergia; Enlarged prostate; Neurogenic bladder; Prostate carcinoma; Urethral neoplasm; Urethral obstruction; Urethral stricture; Urethral valve
Uncommon: Bladder neck stenosis; Brunn nests; Calculus; Epidermolysis bullosa; Fibrous mesothelioma; Gelatinous plug; Hematocolpometra; Hydrocolpos; Hydrometrocolpos; Leiomyoma of cervix; Leiomyoma of lower uterine segment; Malignant peripheral nerve sheath tumor; Posterior urethral valve; Postsurgical bladder neck stricture; Posttraumatic bladder neck stricture; Prolapsing ectopic ureterocele; Prostatic hemangiopericytoma; Prostatic lymphoma; Prostatic lymphomatosis; Prostatic rhabdomyosarcoma; Trigonal polyp; Ureterocele; Vaginal carcinoma; Vaginal fibroma; Vaginal leiomyoma; Vaginal rhabdomyosarcoma; Wegener granulomatosis