<unk>  is a retention cyst of a tubule of the rete testis or the head of the epididymis distended with a milky fluid that contains spermatozoa.<unk> s are the most common cystic condition encountered within the scrotum. They vary in size from several millimeters to many centimeters.<unk> s are generally not painful. However, some men may experience discomfort from larger<unk> s.
Spermatocele
Hydrocele
Testicular cyst
Varicocele
Hydrocele testis
Pneumatocele
Scrotal cyst
Cystocele