2C51.1

ICD-11 MMS 2026-01

Cystic, mucinous or serous carcinoma of peritoneum

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 peritoneum

Exclusions from above levels

  • 2C50 – Malignant neoplasms of retroperitoneum
  • 2C52 – Malignant neoplasms of omentum
  • 2D91 – Malignant neoplasm metastasis in peritoneum
Show allHide
  • 2E0Y – Abdominal carcinomatosis
  • 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

  • 2C51.0 – Adenocarcinomas of peritoneum
  • 2C51.2 – Mesotheliomas of peritoneum
  • 2C51.Y – Other specified malignant neoplasms of peritoneum
  • 2C51.Z – Malignant neoplasms of peritoneum, unspecified

Foundation entity

Cystic, mucinous or serous carcinoma of peritoneum – http://id.who.int/icd/entity/626946920

Allowed postcoordination axes

Part of: 2C51: Malignant neoplasms of peritoneum › 02: Neoplasms