AVN Flashcards by Connie Baume-kennedy

Q

causes of AVN

A

long term steroid use
chemotherapy
alcohol excess
trauma

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Q

features of AVN

A

pain in the affected joint
initially asymptomatic

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Q

investigations for AVN

A

plain x-ray: may be normal
- osteopenia and microfractures
- collapse of the articular surface
MRI

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