Scrotal anatomy
Scrotal anatomy
Testicular anatomy


  • Spermatoceles are fairly common, appearing in about 30% of adult men. They are usually found during self examination or while men are undergoing imaging studies for other conditions.
  • arise from an accumulation of sperm, usually in the head of the epididymis.
  • cause is not known

Clinical Features

  • small, pea-sized bulge or lump in the scrotum.
  • Sometimes this lump may be tender or painful and on occasions the scrotum is enlarged.

Differential Diagnosis

Testicular Diagnoses


  • ultrasound - nearly 100% accurate in diagnosis of spermatocele


  • Usually does not require treatment
  • Surgical management my urology can be discussed if spermatocele is causing pain or increases in size


  • discharge home with urology follow up if needed


  1. Cleveland Clinic Glickman Urological and Kidney Institute. Hydrocele and Spermatocele. Retrieved from http://my.clevelandclinic.org/services/urology-kidney/diseases-conditions/hydrocele-spermatocele
  2. Children's Hospital of Philadelphia. Epididymal Cyst and Spermatocele. Retrieved from http://www.chop.edu/conditions-diseases/epididymal-cyst-and-spermatocele#.Vpe8cDbsehQ