2C50.0

ICD-11 MMS 2026-01

Cystic, mucinous or serous carcinoma of retroperitoneum

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

  • Cystic, mucinous or serous carcinoma of retroperitoneum

Exclusions from above levels

  • 2C51 – Malignant neoplasms of peritoneum
  • 2C52 – Malignant neoplasms of omentum
  • 2D90 – Malignant neoplasm metastasis in retroperitoneum
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  • http://id.who.int/icd/entity/1965082709 – Malignant mesenchymal neoplasms
  • http://id.who.int/icd/entity/879154182 – Neoplasms of central nervous system or related structures
  • http://id.who.int/icd/entity/944754984 – Neoplasms of haematopoietic or lymphoid tissues

Sibling codes

  • 2C50.Y – Other specified malignant neoplasms of retroperitoneum
  • 2C50.Z – Malignant neoplasms of retroperitoneum, unspecified

Foundation entity

Cystic, mucinous or serous carcinoma of retroperitoneum – http://id.who.int/icd/entity/733901315

Allowed postcoordination axes

Part of: 2C50: Malignant neoplasms of retroperitoneum › 02: Neoplasms