Presentation
Recurrent right hip pain.
Patient Data
Age: 35 years
Gender: Female
From the case:
Transient hip osteoporosis
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Abnormal signal intensity involving the right femoral head and neck displays low T1 and bright STIR signal with no structural collapse or subchondral fracture.
A mild joint effusion also is noted.
Case Discussion
Differential diagnosis includes avascular necrosis of femoral head which includes also subchondral abnormal signal or structural deformity. The hypothesis that transient hip osteoporosis represents an early reversible stage of AVN is controversial.
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