2B5F

ICD-11 MMS 2026-01

Sarcoma, not elsewhere classified, primary site

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

  • Sarcoma, not elsewhere classified, primary site

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

Child codes

  • 2B5F.0 – Sarcoma, not elsewhere classified of uterus
  • 2B5F.1 – Sarcoma, not elsewhere classified of retroperitoneum or peritoneum
  • 2B5F.2 – Sarcoma, not elsewhere classified of other specified sites
  • 2B5F.3 – Sarcoma, not elsewhere classified, primary site unknown

Sibling codes

  • 2B50 – Chondrosarcoma, primary site
  • 2B51 – Osteosarcoma, primary site
  • 2B52 – Ewing sarcoma, primary site
  • 2B53 – Fibroblastic or myofibroblastic tumour, primary site
  • 2B54 – Undifferentiated pleomorphic sarcoma, primary site
  • 2B55 – Rhabdomyosarcoma, primary site
  • 2B56 – Angiosarcoma, primary site
  • 2B57 – Kaposi sarcoma, primary site
  • 2B58 – Leiomyosarcoma, primary site
  • 2B59 – Liposarcoma, primary site
  • 2B5A – Synovial sarcoma, primary site
  • 2B5B – Gastrointestinal stromal tumour, primary site
  • 2B5C – Endometrial stromal sarcoma, primary site
  • 2B5D – Malignant mixed epithelial mesenchymal tumour, primary site
  • 2B5E – Malignant nerve sheath tumour of peripheral nerves or autonomic nervous system, primary site
  • 2B5G – Myosarcoma of uterus, part not specified
  • 2B5H – Well differentiated lipomatous tumour, primary site
  • 2B5J – Malignant miscellaneous tumours of bone or articular cartilage of other or unspecified sites
  • 2B5K – Unspecified malignant soft tissue tumours or sarcomas of bone or articular cartilage of other or unspecified sites
  • 2B5Y – Other specified malignant mesenchymal neoplasms
  • 2B5Z – Malignant mesenchymal neoplasm of unspecified type

Foundation entity

Sarcoma, not elsewhere classified, primary site – http://id.who.int/icd/entity/1729842914

Allowed postcoordination axes

Part of: 02: Neoplasms