Avascular necrosis of the left hip

Case contributed by Dr Karwan T. Khoshnaw

Presentation

Previous history of a left femoral neck fracture two years ago presented with the left thigh pain for the last six months.

Patient Data

Age: 40 years
Gender: Female

Evidence of a geographic heterogeneous areas of abnormal signal intensity involving the left proximal femoral head associated with subchondral collapse, deformity of the femoral head and demonstrating a secondary degenerative changes and a linear hypointense line involving the epiphysis to the femoral neck denoting previous fracture line associated with bone marrow edema, the findings in favor of an avascular necrosis (stage IV) secondary to previous fracture of the femoral neck.

Case Discussion

The etiology of avascular necrosis of the hip is either traumatic secondary to the neck of femur fracture as in this case which is usually unilateral or non-traumatic. In non-traumatic cases, it is bilateral in 40%.

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    Case information

    rID: 66681
    Published: 1st Mar 2019
    Last edited: 5th Mar 2019
    Inclusion in quiz mode: Included

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