Posterior urethral valves

Posterior urethral valves
Disease Information
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How are posterior urethral valves diagnosed?
The severity of the obstruction often determines how a diagnosis is made. Often, PUV are diagnosed by fetal ultrasound while a woman is still pregnant.

Posterior urethral valves (PUV). In boys, sometimes an abnormal fold of tissue in the urethra keeps urine from flowing freely out of the bladder.

posterior urethral valves: Congenital obstruction of the urinary tract in boys produced by lips of tissue or valves in the area of the prostatic urethra.
prenatal: Before birth.

Posterior Urethral Valves (PUV)
Potassium Restriction
Protein Restriction
Prune Belly Syndrome ...

posterior urethral valves - an abnormality of the urethra where the urethral valves (small leaflets of tissue) have a narrow, slit-like opening that partially impedes urine outflow.

Posterior Urethral Valves (PUV)
Detailed information on posterior urethral valves, including causes, symptoms, diagnosis, and treatment
Overview of Renal Failure ...

megaureter
posterior urethral valves
ureterocele or ureteral duplication
vesicoureteral reflux
neurogenic bladder ...

Structural abnormality (eg, ectopic ureter or posterior urethral valves)
In children, full diurnal continence never achieved
Diurnal and nocturnal enuresis in girls, history of normal voiding but with continually wet underwear, vaginal discharge ...

VUR can occur in children with other urinary tract abnormalities such as posterior urethral valves, ureterocele, or ureter duplication.
VUR is more common in Caucasian children than in African-American children.

Cystocele
Foreign objects
Posterior urethral valves (congenital birth defect)
Urethral spasms
Urethral diverticula ...

Defects in the urinary tract that may cause urine blockage include vesicoureteral reflux, ureteropelvic junction obstruction, bladder outlet obstruction, posterior urethral valves, nerve disease, and ureterocele.

ureteropelvic junction obstruction
vesicoureteral reflux
posterior urethral valves
prune belly syndrome
megaureter ...

Blood clots
Neurogenic bladder
Other rare retroperitoneal processes
Papillary necrosis
Posterior urethral valves in infant boys ...

bilateral obstructive uropathy is much less common in women, but may occur as a result of a bladder cystocele, pregnancy, injury from surgery involving the reproductive organs, or cervical cancer. Other causes include posterior urethral valves in ...

See also: Kidney, Urinary tract, Symptom, Reflux, Infections