目的应用彩色多普勒超声检查老年患者颈动脉病变，探讨高血压、高血压合并糖尿病与颈动脉硬化程度的关系。
Objective to examine the carotid arteries of patients with hypertension and diabetes by color Doppler ultrasound and to analyse the relationship between atherosclerosis and hypertension with diabetes.
结论应用彩色多普勒超声检查能较好地检查左肾静脉压迫征，为临床提供重要的临床诊断依据。
Conclusion it is available to examine left renal venal entrapment syndrome with color Doppler ultrasound, which can provide important basis for clinical diagnosis.
目的探讨彩色多普勒超声检查对眼上静脉扩张及其病因的诊断价值。
Objective To evaluate the value of color Doppler ultrasound in dilated superior ophthalmic vein and its etiologies.
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