图3股骨远端早期骨髓炎的矢状面MRI显示股骨远端干骺端的信号增强，伴有继发的一个骨膜下小脓肿。

Figure 3 Sagittal MRI of early - stage osteomyelitis of the distal femur demonstrates increased signal intensity within the distal femoral metaphysis with a small subperiosteal abscess posteriorly.

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方法：对50侧膝关节的股四头肌腱内面及其与股骨髁的接触进行了观测。

Methods:The tendofemoral contact between the inner surface of quadriceps and femoral condylar was observed on 50 knee specimens.

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结论：①在正常情况下股外侧肌腱内面与股骨外侧髁存在着接触，这可能是缓解髌骨外侧关节软骨面压力的正常接触；

Conclusions:There is a normal contact area between the inner surface of lateral femoral tendon and lateral femur condylar to reduce the contact pressure of the lateral surface of patella.

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