title: Anterior urethral valves in the fossa navicularis in a newborn: report of a case and review of the literature.
abstract: Anterior urethral valves in the fossa navicularis is an exceptionally uncommon causes of lower urinary tract obstruction in newborn. The authors report a case of anterior urethral valves in thefossa navicularis in an 5 days-old boy, that observation of the voided stream revealed a filiform micturition and marked ballooing of the penile urethra. The meatus was located normally and of normal calibre. Voiding cystourethrography showed obstruction at the fossa navicularis, and a hyghly trabeculated bladder. Ultrasonography showed a severe bilateral hydroureteronephrosis. After a temporary soprapubic cystostomy, the urethroscopy revealed a valve on the floor of the fossa navicularis, excised with tenotomy scissor. Postoperatively ,urethral obstruction was relieved immediately by a good urinary stream. At 6 months follow-up the patient voided with a good stream and ultrasonography revealed complete disappearance of hydroureteronephrosis.
authors: Department of Pediatric Surgery, Unit of Pediatric Surgery, University of Catania, Italy.
authors: S
authors: S
authors: Arena
authors: C
authors: C
authors: Romeo
authors: S
authors: S
authors: Racchiusa
authors: T
authors: T
authors: Russo
authors: E
authors: E
authors: Santacaterina
authors: F
authors: F
authors: Arena
mesh_terms: D006801:Humans; D007231:Infant, Newborn; D008297:Male; D014521:Urethra / Q000002:abnormalities* / Q000601:surgery*