Transient osteoporosis of the hip
Citation, DOI and case data
Persistent pain in the left hip and thigh. No history of trauma.
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Bone marrow edema pattern at the left femoral head and neck appears low signal on T1 and high signal on T2/PD fat suppression sequences
Left hip joint mild effusion
No cortical irregularity of collapse
Left-sided iliopsoas bursa
Unremarkable right hip joint.
Idiopathic transient osteoporosis of the hip is a self-limiting entity of unknown cause, although thought to have a vascular basis and possible overactivity of the sympathetic system.