Tumour And Tumour Like Conditions of Bone l benign tumours are common l the most common malignant bone tumour are secondary metastasis l second most common malignant bone tumours are haematogenous l primary malignant tumours are rare

Metastatic Bone Tumours l breast l bronchus l kidney l prostate l thyroid l GI

Haematogenous Bone Tumours l plasmacytoma l multiple myeloma l eosinophilic granuloma l lymphoma l leukaemia

Bone Cysts l simple bone cyst l fibrous dysplasia l aneurysmal bone cyst

Benign Bone Tumours l osteoma l osteoid osteoma l osteochondroma l enchondroma

Benign Bone Tumours chondromata

Malignant Bone Tumours l osteosarcoma l Ewing’s sarcoma l chondrosarcoma

Bone Tumours Clinical Presentation l asymptomatic l pain l swelling l history of trauma l neurological symptoms l pathological fracture

Bone Tumours Imaging l solitary or multiple lesions? l what type of bone is involved? l which part of the bone is involved? l are the margins of the lesion well defined? l is there bony reaction? l does the lesion contain calcification?

Bone Tumours Differential Diagnosis l haematoma l infection l stress fracture l myositis ossificans l gout

Bone Tumours Treatment chemotherapy radiotherapy tumour excision limb salvage surgery amputation