The cause is unknown, but this condition has been associated with testicular cancer in a small group of individuals, cryptorchidism, mumps, infertility and intraepithelial germ cell neoplasia. Classic<unk>  is defined as five or more echogenic foci per view in either or both testes, and limited<unk>  defined as one or more echogenic foci that do not satisfy the criteria for classic<unk> . In 80% of cases, both testicles are affected.
Testicular microlithiasis
Spermatocele
Hydrocele testis
Testicular sarcoidosis
Hematocele
Ectopic testis
Hydrocele
Pineal gland cyst