结论彩色多普勒超声心动图对老年人下肢动脉硬化性闭塞症的诊断具有特异性，为临床对其进行诊断提供了较为可靠的指标。

Conclusion the diagnosis of lower limb atherosclerosis obliterans by color Doppler echocardiography is specific, which can offer the relatively reliable index for the clinical diagnosis.

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目的：探讨动脉硬化性闭塞症中医辨证分型与腹主动脉钙化类型的关系，为动脉硬化性闭塞症中医辨证分型提供客观指标。

Objective:To explore the relationship of arteriosclerosis obliteration and aorta abdominalis calcification and offer external evidence for syndrome of traditional Chinese medicine.

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方法：纳入45例诊断为闭塞性动脉硬化症并行mscta检查的病人，其中中医辨证为血瘀型27例，湿热下注型18例。

Methods: There were total 45 cases which were definitely diagnosed of ASO and taken MSCTA scans, including 27 cases of blood stasis type and 18 ones of damp-heat invading lower Jiao type.

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