Adenomatous hyperplasia of the rete testis

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Adenomatous hyperplasia of the rete testis, also rete testis adenomatous hyperplasia, is a rare benign lesion of the rete testis that may be confused with malignancy.[1][2]

General

  • Uncommon.
  • Often an incidental finding in an orchiectomy done for other reasons.[3]

Gross

  • +/-Testicular mass.

Microscopic

Features:[2]

  • Epithelium with tubulopapillary or cribriform architecture separated by small amount of stroma.

DDx:

Images

www:

See also

References

  1. Martino, G.; Pasta, V.; Ciardi, A.; Palmieri, A.; Marinaccio, L.; Malavenda, MS.; Monti, M. (Dec 2013). "Rete testis adenomatous hyperplasia: our experience.". Ann Ital Chir 84 (ePub). PMID 24311150.
  2. 2.0 2.1 2.2 Ozgur, T.; Akin, MM.; Gokce, H.; Davarci, M. (2013). "Adenomatous hyperplasia of the rete testis: Not a true hyperplasia, just proliferation!". Contemp Oncol (Pozn) 17 (5): 466-7. doi:10.5114/wo.2013.37227. PMID 24596538.
  3. Nistal, M.; Castillo, MC.; Regadera, J.; García-Cabezas, MA. (Jul 2003). "Adenomatous hyperplasia of the rete testis. A review and report of new cases.". Histol Histopathol 18 (3): 741-52. PMID 12792886.