Nontraumatic osteonecrosis of the femoral head is a common disease in osteopathy clinic which is difficult to be treated.
非创伤性股骨头坏死是骨科临床上的常见病、疑难病。
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Objective. To evaluate clinical results of patients with nontraumatic cervical lesions treated by cervical pedicle screw (PS) fixation and to discuss the surgical indications.