A Case of Urethral Duplication Arising from the Posterior Urethra to the Scrotum with Urinary Stone in a 6-Year-Old Male

Figure 1

(a) The opening of the sinus with urinary stone (arrowhead) in the midline scrotum. (b) VCUG demonstrated the accessory urethra arising from the posterior urethra to the scrotum (arrowheads) and right grade I VUR (arrow). (c) The 4.5 cm long accessory urethra (arrowheads) was removed through a scrotal incision. White arrow was the junction of posterior urethra and accessory urethra. (d) The sinus lumen was lined by squamous epithelium with keratinization (arrowheads). Capillary vessels and smooth muscle tissue were observed in subepithelium (HE, ×200).

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