Vas deferens

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The vas deferens is not seen commonly.

Vasitis nodosa

General

  • Classically develops post-vasovasostomy (vasectomy reversal).[1]
    • Seen in association with other surgical procedures.
    • May be seen in the context of infertility (without prior vasectomy).
  • Some similarity to salpingitis isthmica nodosa.

Gross

  • Mass.

Microscopic

Features:[1]

  • Tubules in wall of vas deferens.
    • Lined by columnar/cuboidal epithelium.
      • May have mitotic activity.
      • Nucleoli.
  • +/-Sperm granulomas.
    • Histocytes - abundant foamy cytoplasm.
    • Sperm - small black dots (~1 micrometer).

See also

References

  1. ↑ 1.0 1.1 Hirschowitz, L.; Rode, J.; Guillebaud, J.; Bounds, W.; Moss, E. (Apr 1988). "Vasitis nodosa and associated clinical findings.". J Clin Pathol 41 (4): 419-23. PMC 1141468. PMID 3366928. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1141468/.
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