Splenogonadal fusion: a rare cause of testicular enlargement.

Splenogonadal fusion is a rare congenital abnormality found in boys and girls. There is fusion of the developing splenic anlage and the gonadal mesoderm at approximately week 5 of intrauterine life. It commonly presents as a testicular mass treated with an unnecessary orchidectomy. We report two cases of the discontinuous type presenting with testicular swelling and review the literature.