A hydrocele is an accumulation of fluid in any sac-like cavity or duct - specifically in the tunica vaginalis testis or along the spermatic cord. The condition is caused by inflammation of the epididymis or testis or by lymphatic or venous obstruction of the cord.

The term hydrocele literally means a sac of water.

Scrotal malignancies are rare and of unknown etiology. There are, however, a number of benign scrotal conditions that may present as a scrotal mass and must be differentiated from a...