World Health Organization · 2026-01 · English
Malignant mesenchymal neoplasms
Official WHO ICD-11 MMS tabulation. This international classification is separate from US ICD-10-CM. For complete instructions and postcoordination, consult the WHO browser.
More specific codes
2B50Chondrosarcoma, primary site2B51Osteosarcoma, primary site2B52Ewing sarcoma, primary site2B53Fibroblastic or myofibroblastic tumour, primary site2B54Undifferentiated pleomorphic sarcoma, primary site2B55Rhabdomyosarcoma, primary site2B56Angiosarcoma, primary site2B57Kaposi sarcoma, primary site2B58Leiomyosarcoma, primary site2B59Liposarcoma, primary site2B5ASynovial sarcoma, primary site2B5BGastrointestinal stromal tumour, primary site2B5CEndometrial stromal sarcoma, primary site2B5DMalignant mixed epithelial mesenchymal tumour, primary site2B5EMalignant nerve sheath tumour of peripheral nerves or autonomic nervous system, primary site2B5FSarcoma, not elsewhere classified, primary site2B5GMyosarcoma of uterus, part not specified2B5HWell differentiated lipomatous tumour, primary site2B5JMalignant miscellaneous tumours of bone or articular cartilage of other or unspecified sites2B5KUnspecified malignant soft tissue tumours or sarcomas of bone or articular cartilage of other or unspecified sites2B5YOther specified malignant mesenchymal neoplasms2B5ZMalignant mesenchymal neoplasm of unspecified type© World Health Organization · CC BY-ND 3.0 IGO