方法：应用彩色多普勒超声仪，检测ESWL治疗60例单侧肾结石病人过程中结石旁小血管阻力指数。
Methods: the intrarenal vascular resistance index in 60 patients was measured with Doppler ultrasound techniques before and after ESWL in the treated and contralateral kidneys.
使用哌唑嗪，平均心脏指数增加20％，全身血管阻力下降20％。
With prazosin, the average cardiac index increased (by) 20 percent and systemic vascular resistance decreased (by) 20 percent.
该研究表明夜间收缩压下降规律的丧失与移植肾功能差、慢性血管疾病积分高以及阻力指数高有关，而与移植肾纤维化无关。
This study indicates that lack of nocturnal fall in SBP is related to poor allograft function, high chronic vascular score, and high resistive index irrespective of allograft fibrosis.
这种勺型状态与年龄较轻、不伴有糖尿病、慢性血管疾病积分较低以及阻力指数低有关。
Dipping status was associated with younger recipient age, lack of diabetes, low chronic vascular score, and low resistive index.
使用哌唑嗪，平均心脏指数增加20%，全身血管阻力下降20%。
With prazosin, the average cardiac index increased 20 percent and systemic vascular resistance decreased 20 percent.
结果：高血压患者眼血管血流速度明显减慢，阻力指数明显增高，呈低流速高阻力状况。
Results: the ophthalmic bloodstream speed increased obviously, the ophthalmic blood vessels of hypertension was in a state of low bloodstream and high resistance.
结论：血管收缩剂引起肿瘤血供增加，血液流速增快，阻力指数降低，可用于肿瘤的血流动力学研究。
Conclusion: Vasoconstrictor can increase tumor blood flow, increase flow velocity, decrease ri and it can be used in tumor hemodynamic study.
对搏动指数（PI）和阻力指数（RI）用于评价透析血管血流动力学方面的变化作了初步分析。
The result demonstrated the accordance of this two methods. The dynamics of blood flow in hemodialysis vascularity was evaluated by pulsatility index(PI) and resistence index(RI).
目的探讨眼球后血管血流速度降低及阻力指数升高与原发性开角型青光眼的关系。
Objective to determine whether lower blood velocities and high resistive index in the retrobulbar arteries are primary or secondary to glaucoma damage in patients with primary open-angle glaucoma.
目的探讨眼球后血管血流速度降低及阻力指数升高与原发性开角型青光眼的关系。
Objective to determine whether lower blood velocities and high resistive index in the retrobulbar arteries are primary or secondary to glaucoma damage in patients with primary open-angle glaucoma.
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