2B5D.0

ICD-11 MMS 2026-01

Malignant mixed epithelial mesenchymal tumour of ovary

Description

Malignant mixed epithelial mesenchymal tumour of the ovary is a rare and very aggressive neoplasm presenting most commonly in postmenopausal women and is composed of adenocarcinomatous and sarcomatous elements and, depending on the types of these elements, can be classified as homologous or heterologous. It often has a poor prognosis.

Coding note from above levels

For use of this category, reference should be made to the mortality coding rules and guidelines in the Reference Guide.

Index terms

  • Malignant mixed epithelial mesenchymal tumour of ovary
  • Malignant mixed epithelial mesenchymal tumour of the ovary

Exclusions from above levels

  • 2A01.1 – Mesenchymal tumour of meninges
  • 2A02.1 – Tumours of cranial or paraspinal nerves
  • http://id.who.int/icd/entity/879154182 – Neoplasms of central nervous system or related structures
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  • http://id.who.int/icd/entity/944754984 – Neoplasms of haematopoietic or lymphoid tissues

Sibling codes

  • 2B5D.1 – Malignant mixed epithelial and mesenchymal tumour of corpus uteri
  • 2B5D.Y – Malignant mixed epithelial mesenchymal tumour, other specified primary site
  • 2B5D.Z – Malignant mixed epithelial mesenchymal tumour, unspecified primary site

Foundation entity

Malignant mixed epithelial mesenchymal tumour of ovary – http://id.who.int/icd/entity/2072916704

Allowed postcoordination axes

Part of: 2B5D: Malignant mixed epithelial mesenchymal tumour, primary site › 02: Neoplasms