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 ...
Finding any sort of lump "down there" may cause concern for most guys, but not all lumps are trouble. The Who Care's guys talk testicular lumps with urologist John Smith, MD. Learn about the different ...