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Avascular necrosis

Case contributed by Dr Paul Smith

Presentation

Left hip pain

X-ray

New increased sclerosis in the left hip in a patient with osteoporosis treated with bisphosphonates. There is a radiolucent crescent demonstrated at the femoral head which parallels the articular surface indicating subchondral collapse.

Incidental note is made of increased sclerosis in the right femoral hip surrounding a wide caliber linear lucency, consistent with removal of a dynamic hip screw.

Case Discussion

New increased sclerosis in the left hip in a patient with osteoporosis treated with bisphosphonates. There is a radiolucent crescent demonstrated at the femoral head which parallels the articular surface indicating subchondral collapse.

Incidental note is made of increased sclerosis in the right femoral hip surrounding a wide caliber linear lucency, consistent with removal of a dynamic hip screw.

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Case information

rID: 10882
Published: 29th Sep 2010
Last edited: 24th Nov 2019
Inclusion in quiz mode: Included

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