posterior urethra

pos·te·ri·or u·re·thra

the portion of the urethra posterior to the urogenital diaphragm (external sphincter).
References in periodicals archive ?
While the defect was localized to the posterior urethra in 32 of the cases, both the anterior and posterior urethra were involved in the remaining patient, who had a 10 cm defect.
An important rote of the pelvic floor in relation to continence is maintenance of the angle between the bladder and posterior urethra, which ensures that any increase in intra-abdominal pressure (eg with coughing) is transmitted equally to all sides of the urethra, as well as the bladder.
Calculi in posterior urethra can be pushed back into bladder
However the posterior urethra could not be well evaluated.
There are three types of urethral disruptions; a type one injury occurs when the posterior urethra is stretched and elongated but intact.
Cystoscopy showed evidence of diffuse fibrosis involving the posterior urethra and bladder, suggestive of secondary changes from radiation treatment.
A: Sexually active women are more prone to infections of the posterior urethra and bladder.
If ultrasound findings show a distended bladder with or without a distended posterior urethra, the most likely diagnosis is posterior urethral valves.
Voiding cystourethrogram (VCUG) showed large bladder diverticulum with no evidence of reflux and normal posterior urethra.
Injury to the male posterior urethra in fractured pelvis: a new classification.

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