Familial avascular necrosis of femoral head

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Avascular necrosis of femoral head (ANFH) is a severely disabling disease characterised by progressive groin pain, a limping gait, leg length discrepancy, collapse of the subchondral bone, limitation of hip function and eventual degeneration of the hip joint requiring total hip arthroplasty.

Synonyms: Familial osteonecrosis of the femoral head

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