...变眼血流动力学的研究 l artery,CRA)的收缩期峰值流速(peak systolic velocity,PSV)、舒张末期峰值流速(end diastolic velocity,EDV)及阻力指数(resistive index,RI)。
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...论文 脉和头静脉的血管内径,桡动脉收缩期峰值流速(peak systolic velocity,PSV);舒张期峰值流速(end-diastolic velocity,EDV);平均速度(mean velocity,MV);阻力指数(resistance index,RI);...
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测量参数包括:肝动脉(HA)的内径(DHA)、收缩期峰值流速(PSVHA)、时间平均流速(TAMVHA)、阻力指数(RIHA)、搏动指数(PIHA)、血流量(QHA,血流量按Q=π·D2/4·Vmeax·60计算)。
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收缩期峰值流速 PSV ; peak systolic velocity ; SPV ; peak systolic flow velocity
的收缩期峰值流速 peak systolic velocity ; PSV
包括收缩期峰值流速 peak systolic velocity ; PSV
舒张末期峰值流速 End Diastolic Velocity ; EDV
缩期峰值流速 systolic peak flow velocity ; SPV
动脉收缩期峰值流速 peak systolic velocity
舒张期峰值流速 EDV ; end-diastolic velocity
处收缩期峰值流速 peak systolic velocity
舒张早期峰值流速 EPFV
检测肿瘤内部的血流频谱,记录收缩期峰值流速(PSV)和阻力指数(RI)。
Detection of tumor blood flow within the spectrum, recorded peak systolic velocity (PSV) and resistance index (RI).
收缩期峰值流速餐前和餐后各时点比较差异有统计学意义(P<0.01),餐后各时点比较差异无统计学意义(P>0.05);
Significant difference was found between fasting PSV value and postprandial values(P<0.01), but no difference was found among values at various postprandial time points(P>0.05).
超声分别以肱动脉段收缩期峰值流速值(PSV)、收缩期加速度值(AC)、肱动脉段流速曲线形态异常为标准预测上肢动脉近端病变。
The stenosis in proximal upper extremity was predicted by values of peak systolic velocity (PSV), systolic acceleration (AC), and the abnormal waveforms from brachial artery.
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