Polyorchidism. (a, b) Coronal T1-weighted (a) and T2-weighted (b) images show two testes within the right hemiscrotum (arrows). They are slightly smaller than, but identical in signal intensity to, the normal left testis. On both images, all three testes are surrounded by a low-signal-intensity tunica albuginea. (c)Photograph obtained after a right inguinal orchiectomy shows two ovoid testes.

http://radiographics.rsna.org/content/23/1/215.full