Transient hip osteoporosis

Case contributed by Dr Ahmed Abd Rabou

Presentation

Recurrent attacks of right hip pain

Patient Data

Age: 55 years old
Gender: Male
MRI

Abnormal signal intensity involving the right femoral head and neck displays low T1 and bright STIR signal with no structural collapse or subchondral fracture. Mild joint effusion is noted.

Diagnosis: Transient hip osteoporosis

Case Discussion

Features consistent of transient hip osteoporosis.

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 a controversy.

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Case information

rID: 22910
Case created: 3rd May 2013
Last edited: 21st Feb 2016
Tag: hip
Inclusion in quiz mode: Included

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