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WHO Classification of Tumours
WHO Classification of Tumours of Soft Tissue and Bone
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Fletcher CDM, Unni KK, Mertens F (Eds.)
World Health Organization Classification of Tumours. Pathology and Genetics of Tumours of Soft Tissue and Bone.
3rd Edition
IARC Press: Lyon 2002





C40-C41 - Bone:
 
The number attached to each tumour is the ICD-O morphology code of the International Classification of Diseases for Oncology (ICD-O) [1] and the Systematized Nomenclature of Medicine (http://snomed.org).
/0 benign tumours
/1 unspecified, borderline or uncertain behaviour
/2 in situ carcinomas
/3 malignant tumours.

1. Fritz A, Percy C, Jack A, Shanmuragatnam K, Sobin LH, Parkin DM, Whelan S (Eds) International Classification of Diseases for Oncology. World Health Organization: Geneva 2000





Cartilage tumours
    9210/0 Osteochondroma
    9220/0 Chondroma, NOS
        9221/0 Periosteal chondroma
        9220/1 Enchondromatosis
    9230/0 Chondroblastoma, NOS
    9241/0 Chondromyxoid fibroma
    9220/3 Chondrosarcoma, NOS
        9221/3 Periosteal chondrosarcoma
        9243/3 Dedifferentiated chondrosarcoma
        9240/3 Mesenchymal chondrosarcoma
        9242/3 Clear cell chondrosarcoma

Osteogenic tumours
    9191/0 Osteoid osteoma, NOS
    9200/0 Osteoblastoma, NOS
    9180/3 Osteosarcoma, NOS
        9183/3 Telangiectatic osteosarcoma
        9185/3 Small cell osteosarcoma
        9187/3 Intraosseous well differentiated osteosarcoma
        9192/3 Parosteal osteosarcoma
        9193/3 Periosteal osteosarcoma
        9194/3 High grade surface osteosarcoma

Fibrogenic tumours
    8823/0 Sclerotic fibroma
    8810/3 Fibrosarcoma, NOS

Fibrohistiocytic tumours
    8830/0 Benign fibrous histiocytoma
    8830/3 Malignant fibrous histiocytoma

Ewing sarcoma / Primitive neuroectodermal tumour
    9260/3 Ewing sarcoma

Haematopoietic tumours
    9732/3 Plasma cell myeloma

Giant cell tumours
    9250/1 Giant cell tumor of bone, NOS

Notochordal tumours
    9370/3 Chordoma, NOS

Vascular tumours and histiocytosis
    9120/0 Hemangioma, NOS
    9120/3 Angiosarcoma
    9751/3 Langerhans cell histiocytosis