[Cyst of the tunica albuginea testis : a case report].

This report concerns a case of cyst of the tunica albuginea testis in a 74-year-old man, who presented with a painful swelling of right scrotal contents. Magnetic resonance imaging (MRI) and ultrasonography revealed a cystic mass on the surface of the right testicle. We performed resection of the cystic wall. The histological findings indicated cyst of the tunica albuginea testis. In this series, we collected 30 cases in the Japanese literature.