Methods:Comparison the clinical manifestation and accessoryexamination between lumbar metastatic carcinoma and prolapse of lumbar intervertebral disc to find the differential points.
方法：对比腰椎间盘突出症与腰椎转移癌的临床表现、辅助检查，找出其不同点。
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Conclusion The erythrocyte freeze-fracture electron microscopic technology may serve as a method for accessoryexamination of diagnosing DMD patients and a method for detecting DMD carriers.
Objective To illustrate the mechanism and significance of increased diagnostic rate of brachial plexus injuries using electromyographic examination of phrenic and accessory nerves.