UK Guidelines for the Management of Bone Sarcomas

Table 1

2002 WHO classification of malignant bone tumours [16].

Osteogenic tumours	Osteosarcoma	9180/3
	Conventional	9180/3
	Chondroblastic	9181/3
	Fibroblastic	9182/3
	Osteoblastic	9180/3
	Telangiectatic	9183/3
	Small cell	9185/3
	Low-grade central	9187/3
	Secondary	9180/3
	Parosteal	9192/3
	Periosteal	9193/3
	High grade surface	9194/3
Ewing sarcoma/primitive neuroectodermal tumour	Ewing sarcoma	9260/3
Cartilage	Chondrosarcoma	9220/3
	Central, primary, and secondary	9220/3
	Peripheral	9221/3
	Differentiated	9243/3
	Mesenchymal	9240/3
	Clear cell	9242/3
Fibrogenic tumours	Fibrosarcoma	8810/3
Fibrohistiocytic tumours
Haemopoietic tumours	Plasma cell myeloma	9732/3
	Malignant lymphoma, NOS	9590/3
Giant cell tumour	Malignancy in giant cell tumour	9250/3
Notochordal tumours	Chordoma	9370/3
Vascular tumours	Angiosarcoma	9120/3
Smooth muscle tumours	Leiomyosarcoma	8890/3
Lipogenic tumours	Liposarcoma	8850/3
Miscellaneous tumours	Adamantinoma	9261/3