Sertoli cell tumor in a prepubertal boy mimicking testicular torsion

A 9-year-old boy presented with left, intermittent testicular pain that was present for 3 days. On physical examination, left testis was grossly enlar ged and firm but mildly tender, Serum a-fetoprotein and beta -human chorion ic gonadotropin levels were within normal range, Color doppler ultrasonogra phy which was performed to rule out testicular torsion revealed an intrates ticular mass located at the upper pole of left testis and left radical orch iectomy was performed. The histopathological diagnosis was Sertoli cell tum or, Copyright (C) 2000 S. Karger AG, Basel.