Avascular necrosis of hip (MRI)

Case contributed by Dr Shailaja Muniraju

Presentation

Both side groin pain. Pain worsened on weight bearing.

Patient Data

Age: 40 years
Gender: Female
X-ray

The bilateral joint spaces shows mild narrowing with femoral articular surface irregularity.

There is a well defined expansile lesion with sclerotic borders and narrow zone of transition noted in the left proximal femoral diaphysis. No periosteal reaction. No pathological fracture

CT confirms the radiograph findings.

MRI

Bilateral femoral heads shows early collapse with subchondral fracture and diffuse sclerosis.

The proximal femur shows diffuse edema.

Left proximal femur simple bone cyst. No abnormal soft tissue component within.

Bilateral small volume hip joint effusion also seen.

Case Discussion

Bilateral avascular necrosis of hip - stage III.

Left femoral simple bone cyst.

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Case information

rID: 49650
Case created: 29th Nov 2016
Last edited: 27th Dec 2016
Inclusion in quiz mode: Included

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