Miscellaneous tumors

Rete cystadenoma, adenoma and adenocarcinoma

Last author update: 1 May 2012
Last staff update: 5 June 2023

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PubMed Search: Rete ovarii cyst

Shahid Islam, M.D., Ph.D.
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Cite this page: Islam S. Rete cystadenoma, adenoma and adenocarcinoma. PathologyOutlines.com website. https://www.pathologyoutlines.com/topic/ovaryreteovarii.html. Accessed June 5th, 2023.
Definition / general
  • Also called adenoma of rete ovarii
  • Rare; mean age 59 years
Case reports
Gross description
  • Mean 9 cm, usually hilar
Microscopic (histologic) description
  • Tubulopapillary proliferations of columnar cells with clear cytoplasm; stroma has extensive polygonal, Leydig-like cells
  • Rete and hilar mesonephric remnants found in vicinity of the lesion
Microscopic (histologic) images

AFIP images

Small cyst in hilus

Numerous small crevices

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