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采用超声多普勒多功能仪，对142例阳萎患者在阴茎海绵体内注射复方罂粟碱前后阴茎背动脉血流速度（PDAFV）峰值的测定，并根据罂粟碱试验和阴茎动脉收缩压与肱动脉收缩压的比值（PBI）结果，分析血管性与非血管性阳萎患者PDAFV、PBI的结果差异，探讨联合运用上述无创伤性方法对阳萎病因进行筛选诊断的价值。
142 cases of impotence patients with penis sponge injection of compound papaverine before and after penis dorsal artery flow velocity (PDAFV) peak value, and according to papaverine test and penile artery systolic blood pressure and brachial artery Systolic blood pressure (PBI) results, analysis of vascular and non-vascular impotence in patients with PDAFV, PBI difference between the results of combined use of these non-invasive methods for the diagnosis of impotence causes of the value of screening.