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Epididymis - Spermatocele - Gallery

Image of spermatocele in the epididymis from a male B6C3F1 mouse in a subchronic study
Epididymis - Spermatocele. A sperm-filled dilated duct in the head of the epididymis, with focal areas of mineralization (arrows), in a male B6C3F1 mouse from a subchronic study.