testicular microlithiasis

ultrasound features:

multiple intratesticular non-shadowing echogenic foci
size: 1 - 3 mm
variable number
distribution: usually diffuse

pathology:

cellular degeneration, central calcified core

clinical significance:

prevalence: 0.05-0.6%
possible association with primary testicular malignancy
association: cryptorchid testes, infertility

Ref: Backus et al., Radiology 1994; 192:781-785

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© 2002, C.E. Kahn, Jr.
2002-04-18