Sperm cell granuloma

Sperm cell granuloma, also termed epididymitis nodosa, is a benign lesion that can occur in the scrotum. They can particularly occur in those with a prior vasectomy (occurs after vasectomy in up to 40% of patients 2).

It is considered a form of chronic epididymitis which occurs secondary to inflammation, trauma, and/or a vasectomy. A granulomatous reaction forms secondary to extravasated sperm cells

It can appear as a well-circumscribed heterogeneous mass and is are commonly found at the epididymis or the ends of the divided ductus deferens.


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Article information

rID: 35634
System: Urogenital
Tag: refs, cases
Synonyms or Alternate Spellings:
  • Sperm cell granulomas
  • Sperm granuloma
  • Epididymitis nodosa

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