医学診断法ジャーナル
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概要

Ceramic Femoral Head Fracture and Severe Wear of the Cone: A Case Report and Review of the Literature

Benhamida MK, Benmohamed O, Bekkay MA, Makhlouf H, Bouhdiba S

A case of a fractured ceramic femoral head without subsequent trauma, 8 years after a primary total hip arthroplasty, in a 36-year-old man with Osteonecrosis of femoral head (ONFH) is reported. Intraoperative findings were multifragment femoral head without damage of the ceramic insert along with diffuse metallosis and excessive wear of the cone of the stem. Both the stem and the acetabular component were stable. After the removal of ceramic fragments, metallotic tissue excision and careful lavage of the joint and a ceramic femoral head was placed to the existing notched taper of the firmly incorporated stem, the ceramic inlay was kept. At 3-month follow-up examination, the patient had no pain, used no walking aids and had normal activity.