Female 37 years old Reason: evaluate for osteonecrosis History: hip pain Femoral heads are well formed and seated within well formed acetabula. No acute fracture, dislocation or avascular necrosis of the femoral heads are noted. No joint effusion. The tendinous insertions of the hamstring and gluteal musculature are intact.The joint spaces are normal.The sacroiliac joints, pubic symphysis and lower lumbar spine are unremarkable.No pelvic ascites.On the postcontrast imaging, no abnormal enhancement is noted.There is symmetric marrow changes involving the femoral diaphysis without a sclerotic margin on the T1 weighted image. Findings more more likely due to fatty marrow changes rather than medullary infarcts.
No MR evidence of avascular necrosis of the femoral heads.