Results MRI of bone infarction showed diffuse bone marrow edema was slightly lower than that of T1 and T2 signals, such as or slightly higher signal uneven edge unclear.

结果骨梗死早期MRI表现为骨髓呈弥漫性水肿信号，T1略低t 2、等或略高，信号不均，边缘不清。

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Bone marrow edema was more present in the collapse of the femoral head than none( P< 0.001).

骨髓水肿股骨头皮质塌陷组明显高于皮质完整组（P< 0 .0 0 1）。

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