Avascular necrosis: femoral head
Left hip joint pain and movement limitation.
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The head of the left femur demonstrates faint radiodense serpiginous line within its anterosuperior part. Normal appearance of the femoral contour with no signs of head collapse in keeping with avascular necrosis.
A case of left hip joint pain demonstrates an abnormal radiodense line of the femoral head, the patient's MRI (not uploaded) demonstrated abnormal edema of the head and no abnormal geographic defect, findings that favor grade I avascular necrosis according to Ficat and Arlet classification.