Medicina Fluminensis, Vol. 48 No. 1, 2012.
Short communication, Note
Recurrent Urine Retention Caused by a Posterior Urethral Polyp in a 8-Year-Old Boy
Harry Nikolić
; Department of Child Surgery, University Hospital Center Rijeka, Rijeka, Croatia
Mirna Šubat-Dežulović
; Department of Pediatrics, University Hospital Center Rijeka, Rijeka, Croatia
Mladen Jašić
orcid.org/0000-0002-8464-6452
; Department of Pediatrics, General Hospital Pula, Pula
Maksim Valenčić
; Department of Urology, Department of Pediatrics, University Hospital Center Rijeka, Rijeka, Croatia
Ivona Butorac-Ahel
; Department of Pediatrics, University Hospital Center Rijeka, Rijeka, Croatia
Izidora Holjar-Erlić
; Department of Radiology, Department of Pediatrics, University Hospital Center Rijeka, Rijeka, Croatia
Abstract
Aim: Polyps of the male posterior urethra are rare and usually benign congenital lesions. We report a case of an 8-year-old boy who presented with recurrent urine retention caused by urethral polyp. Case report: At his first admittance to the hospital, the 8-year-old boy presented with urine retention. The performed urethrocystoscopy and cystourethrography were not diagnostic. His condition spontaneously improved, micturition was normal and the boy was discharged. Two years later he presented with recurrent urine retention, and ultrasonography (US) revealed a polypoid mass at the bladder base while cystourethrogram showed a filling defect. Magnetic resonance imaging (MRI) revealed the localization of urethral polyp projecting from verumontanum into the bladder cavity. After successful transurethral resection, histological analysis showed fibroepithelial polyp indicating congenital origin. Discussion: Urethral polyps are very rare and their etiology is controversial. The presenting symptoms are intermittent urine retention, incomplete bladder emptying, hematuria and urinary infection. Rarely, they are asymptomatic. The diagnosis is usually made by US and voiding cystourethrogram (VCUG). Urethrocystoscopy is always diagnostic. The role of MRI is to define the surgical approach to the polypoid lesion. Conclusions: The diagnosis of urethral polyp can be made by US, VCUG or MRI but urethrocystoscopy still has a major diagnostic and therapeutic value, especially in boys presenting with urine retention.
Keywords
child; polyp; transurethral resection; urethra; urinary retention
Hrčak ID:
80238
URI
Publication date:
1.3.2012.
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