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AVASCULAR NECROSIS OF BONE |
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local disease: |
trauma, fracture or dislocation idiopathic (various 'osteochondritides') |
|
drugs, toxins, etc: |
alcohol radiation steroids |
|
embolism: |
caisson disease (decompression sickness) |
|
systemic disease: |
sickle-cell disease vasculitis, eg. systemic lupus erythematosus, polyarteritis nodosapregnancy Gaucher's disease polycythaemia rubra vera and other hypercoagulability states |
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