The scrotum is a bag of skin behind the penis, containing testicles and other structures responsible for storing, producing, and transporting male sex hormones and sperm. A scrotal mass may contain ...

A spermatocele is a fluid-filled sac or cyst. It develops on the epididymis, the small tube that stores and transports semen from the testicles. It may feel like a hard, painless lump or there may be ...

Possible causes of testicular lumps include cysts, varicoceles, testicular torsion, and more. In rare cases, lumps on testicles can be a sign of testicular cancer. The majority of lumps found in the ...

Infections, tumors and lumps affecting the scrotal content A lump, enlarging scrotum or pain can conjure up images of testicular ­cancer, but other conditions involving the scrotal content are ...