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Objective To investigate the relations between absent and/or reverse end diastolic velocity of fetal umbilical artery (AEDV) and maternal and fetal pathological factors and perinatal outcome. 目的探讨胎儿脐动脉舒张末期血流缺失、返流(AEDV)的产生因素及与围产儿结局的关系。
The hemodynamic parameters measured in the lesion locations included peak systolic velocity (PSV), end diastolic velocity (EDV), and resistance index (RI). 病灶局部所测血流动力学参数为收缩期峰值血流速度(PSV)、舒张末期血流速度(EDV)及阻力指数(RI)。
The IMT，the rate of the soft and compound plaques and the end diastolic velocity were valuable indexes of carotid lesions related to cerebral infarction. 颈动脉IMT增厚、软斑和复合斑发生率高、舒张期血流速度降低对脑梗死的预测和防治可能有所助益。
The earliest abnormal of renal blood flow occured in hypertensives included that the end diastolic velocity (V d) of interlobar artery was decreased and the acceleration time (AT) of segmental and interlobar artery was increased. 叶间动脉舒张期末血流速度 (Vd)的减慢、血流峰速加速时间的延长是高血压病患者最早出现的肾血流动力学异常 ;
The echo appearance and blood supply of rectal tumors was analyzed, with the peak systolic velocity (PSV), end diastolic velocity (EDV), resistance index (RI) in tumors vessels assessed. 结果腺瘤肠壁层次清晰,肿瘤多为高回声,直肠癌正常肠壁层次消失,肿瘤为低回声。
Transrectal color Doppler ultrasound was used to scanning prostates and seminal vesicles,and the peak systolic velocity(PSV),end diastolic velocity(EDV),and resistance index(RI) were determined. 结果:对照组前列腺组尿道动脉PSV、RI与男性不育组比较差异有显著性(P<0.;05);对照组前列腺包膜组动脉PSV、EDV、RI与男性不育组比较差异无显著性(P>0
Peak systolic velocity(PSV), end diastolic velocity(EDV) and mean velocity(MV) were decreased significantly in OG than those in CG(P<0.05); 观察组收缩期峰值血流速度(PSV)、舒张末期血流速度(EDV)、平均血流速度(MV)均降低;与对照组比较差异有统计学意义(P<0.;05);
End diastolic velocity 舒张末期流速
The results showed that the peak syxtolic flow velocity(PFV),end diastolic flow velocity(EDV),and mean flow velocity(MFV)increased significantly in comparison with control group. 结果显示，实验动物颅脑撞击伤后，收缩期血流峰值速度（PFV），舒张末期血流速度（EDV）和平均血流速度（MFV）3小时测值最大，到6小时又回落接近伤前水平。
The results showed that as the ICP went up,the time av-eraged mean (TAM) and the end--diastolic velocity (Vd) decreased and the pulsatility index (PI) in-creased. 结果发现,随颅内压增高,FVmca平均流速(TAM)和舒张期末流速(Vd)下降,脉动指数(PI)升高。
Cerebral blood flow recovery phase,peak forward velocity of end diastolic phase was nearly normal,Vs slowed downward gradually. Clinical prognosis of Nimodipine is much better than Citicoline group. 脑血流恢复期 ,舒张末期峰流速度趋于正常 ,vs则逐渐回落 ,尼莫地平组症状消失率、治愈率和预后明显优于胞二磷胆碱组。
The systolic end diastolic and mean blood flow velocity of arteria cerebri anterior and middle cerebri anterior descended significantly in postnatal 24h comparison with the control group(P<0.01). 出生后24小时;窒息新生儿大脑中动脉、大脑前动脉收缩期及舒张末期血流速度均下降;尤其以舒张末期血流下降为明显;与正常组比较;差异有极显著性意义(P<0.;01)。
The percentage of left ventricular end diastolic volume (LVEDV) occupied by stroke volume. 搏出量占心室舒张末期容量的百分比。
The CFR ratio for peak diastolic velocity of group A 1 was significantly higher than that of group B and group C (P<0 01). 注射多巴酚丁胺后B、C组血流速度及CFR值均明显低于A组 (P <0 0 1)。
The parameters were EDV(end diastolic volume), ESV(end systolic volume), EF(ejection fraction), PER(peak ejection rate) and PFR(peak filling rate). 检测指标:EDV(舒张末期容积)、ESV(收缩末期容积)、EF(射血分数)、PER(峰值排空率)、PFR(峰值充盈率)。
Observing the changes of maximal rate of the pressure increase and decrease(dp/dtmax),and left ventricular end diastolic press(LVEDP)of heart. 记录±dp/dtmax和LVEDP。
Blood samples of BNP at 1,3,7,14 and 30 days were measurement and end diastolic dimension(EDD) and LVEF were performed at 1,7 and 30 days. 所有患者均测定入院后第1、3、7、14及30天全血BNP浓度及第1、7及30天EDD及LVEF。
LV end-systolic (LVEDs) and end diastolic diameters (LVEDd) increased more in control group than in GM-CSF-treated group at 28 days after intervention. 与对照组相比。
Finally, pulsed Doppler was used to collect spectra and measure the peak systolic velocity （PSV）, end- diastolic velocity, resistance index and pulsate index. 最后用脉冲式多普勒采集频谱，测量收缩期峰值血流速度、舒张末期血流速度、阻力指数和搏动指数等。
MAwas measured by DTI and the end diastolic volume(EDV),the end systolic volume(ESV)and the left ejection fraction(EF)were examined with conventional echocardiography. 方法 :应用组织多普勒成像(DTI)技术测定38例陈旧心肌梗塞病人和30例正常人的 MA,用常规超声心动图测定左室舒张末容积(EDV)、收缩末容积(ESV)和射血分数(EF)。