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Classification of Primary Tumors Involving Bones

Major primary tumors involving bones may be classified as follows:

Benign Tumors

Chondrogenic

Osteochondroma

Chondroma

Chondrobastoma

Chondromyxoid fibroma

Osteogenic

Osteoid osteoma

Osteoblastoma

Fibrogenic

Fibroma

Non-ossifying fibroma

Fibrous histiocytoma

Desmoplastic fibroma

Unknown Origin

Giant cell tumor

Unicameral cyst

Aneurysmal bone cyst

Notochordal

Benign notochordal cell tumor

Malignant Tumors

Hemotopoietic

Myeloma

Malignant lymphoma

Chondrogenic

Chondrosarcoma

De differentiated chondrosarcoma

Mesenchymal chondrosarcoma

Osteogenic

Osteosarcoma

Fibrogenic

Fibrosarcoma

Neuroectodermal

Ewing Sarcoma

Notochordal

Chordoma

OsteosarcomaImage: osteosarcoma, courtesy of Nephron under Creative Commons Attribution-Share Alike 3.0 Unportedlicense.

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