Peritoneum

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The peritoneum is a much neglected area, with relatively little pathology. It includes the omentum which is dealt with in the omentum article.

Primary peritoneal serous carcinoma

General

  • Very rare.
  • Reported in men.[1]

Microscopic

Features:

  • Like serous carcinoma elsewhere - see ovarian serous carcinoma.
  • To exclude ovarian serous carcinoma all of the following criteria must be met:[2]
    1. Histology of the tumour = serous carcinoma.
    2. Bulk of the tumour involves the peritoneum.
    3. Ovarian substance tumour extent less than 5 x 5 mm in plane of section.
    4. Previous ovarian serous carcinoma is excluded.
      • Old oopherectomies reviewed if possible.

DDx:

IHC

See also

References

  1. Shmueli, E.; Leider-Trejo, L.; Schwartz, I.; Aderka, D.; Inbar, M. (Apr 2001). "Primary papillary serous carcinoma of the peritoneum in a man.". Ann Oncol 12 (4): 563-7. PMID 11398893.
  2. Roh, SY.; Hong, SH.; Ko, YH.; Kim, TH.; Lee, MA.; Shim, BY.; Byun, JH.; Woo, IS. et al. (Jun 2007). "Clinical characteristics of primary peritoneal carcinoma.". Cancer Res Treat 39 (2): 65-8. doi:10.4143/crt.2007.39.2.65. PMC 273931. PMID 19746214. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC273931/.