avf

Results : Taken shape of autologous AVF for 2 219 times , the lucid rate was 98.56 % in the near future .

结果：自体动静脉内瘘成形术2219次，近期通畅率达98.56%。

Methods : According to patients'vascular condition and other conditions , we should select the autologous AVF , arteriovenous graft ( AVG ) and percutaneous double cavity catheter .

方法：根据患者血管条件及其他状况选择自体动静脉内瘘、人工血管移植动静脉内瘘成形术或永久双腔导管中心静脉置入术。

The Compared Study about Showing AVF of the Liver in Helical CT and DSA

肝脏动静脉瘘的螺旋CT增强扫描与DSA对照研究

The introduction of recursive structure can remarkably reduce the parameters and computational cost of AVF .

递归结构的引入可显著减少AVF的参数和计算量。

Result : Postoperative angiography of 4 cases revealed the complete disappearance of the AVF .

结果：4例患者复查全脑血管造影：瘘口均消失。

Conclusion Renal arteriography is a reliable method in the diagnosis of renal AVM or AVF .

结论肾动脉造影是诊断肾脏AVM和AVF的可靠方法；

Influence of trim coil current variation on vertical behaviour of the beam extracted from AVF cyclotron

等时性回旋加速器中环形补偿线圈电流变化对引出束流性能的影响

Study the reasons of arteriovenous fistula ( AVF ) obturation

动静脉内瘘闭塞原因分析

Purpose : To probe into the diagnosis and treatment of renal arteriovenous fistula ( AVF ) .

前言：目的：提高肾动静脉瘘（AVF）的诊治效果。

Objective To observe the status of the arteriovenous fistula ( AVF ) in elderly hemodialysis patients .

目的观察老年人动静脉内瘘（AVF）使用情况。

But the early postoperative patency rate of AVF is an important indicator to determine the success of the access .

AVF术后早期的通畅率是决定手术成功与否的重要指标。

However , with causes of chronic renal insufficiency more and more complex , AVF dysfunction is increasingly diverse .

但是随着慢性肾功能不全的病因越来越复杂化和多龄化，AVF失功的原因也越来越多样化。

Clinical and Angiographic Characteristics of Patients With Combined Precordial Leads and ⅱ, ⅲ, avF ST-Segment Elevation

胸前导联合并Ⅱ、Ⅲ、avF导联ST段抬高的急性心肌梗死患者的临床和冠状动脉造影特点

We discussed the formation of AVF , therapeutic methods , especially cyclic ligation . It is very effective on emergency .

讨论了AVF的形成，治疗方式，尤其是对AVF的环扎治疗，它能快速止血，对应急处理特别有效。

The Analysis of the Relative Factors Inducing Stenosis of Native Arteriovenous Fistula ( AVF ) in Maintaining Hemodialysis Patients

血液透析自体动静脉内瘘狭窄相关因素分析

Objective To evaluate MRI and MRA in clinical management for the diagnosis of pulmonary arteriovenous fistula ( AVF ) .

目的评价MRI、MRA等对肺部血管畸形的临床应用价值。

P waves morphology changed in lead ⅱ,ⅲ and aVF of ECG during pacing ostium of coronary sinus .

CSO起搏时体表心电图Ⅱ、Ⅲ、aVF导联P波形态发生改变。

Objective To evaluate the efficacy and safety of the interventional techniques for treatment of acquired arteriovenous fistulas ( AVF ) .

目的评价用介入微创技术治疗获得性动静脉瘘（AVF）的安全性和疗效。

There is a close relationship between the occluded lateral sinus and the progression of dural AVF .

侧窦闭塞与病变的发展有密切关系；

Conclusions : Compared to group control , HD increases the risk of RVD , particularly in the presence of brachial AVF .

结论：与对照组相比，透析增加右心室功能不全的风险，特别是经肱动静脉瘘透析。

SRAE is a save , efficient and mini-invasive technique for treatment of renal AVM or AVF .

节段性肾动脉栓塞术是治疗肾脏AVM和AVF有效、安全的微创性手术；

Objective To study the relationship between ST segment elevation associated with ⅱ, ⅲ, aVF ST segment depression in ECG and coronary artery disease .

目的探讨ECG胸前导联ST段抬高伴下壁Ⅱ、Ⅲ、aVF导联ST段压低与冠状动脉（冠脉）病变的关系。

Objective To study the signs and the value of CT enhanced scanning in diagnosing the liver cancer combined arteriovenous fistulae ( AVF ) .

肾动静脉瘘形成以及肾静脉癌栓的形成。目的研究肝癌合并动静脉瘘（AVF）在CT增强扫描中的表现及对其诊断价值。

Arteriovenous fistula ( AVF ) usually presents in the subacute phase of trauma , and only rarely in the acute phase .

动静脉廔管通常在外伤后的亚急性期产生，但在外伤之后立即产生者十分罕见。

However , the reports on the follow-up of PVP postoperative have found adjacent vertebral fracture ( AVF ) incidence was increasing year by year .

但在PVP术后随访结果发现相邻椎体的骨折发生率报道逐年增多。

Results Deformed vascular net was observed , and the localization of arteriovenous fistulas was not observed directly in18 congenital AVF patients .

结果18例先天性动静脉瘘查见纡曲扩张的血管网，无法辨认瘘口；

The polarity of delta in lead ⅲ and lead aVF was valuable in determining the septal position which was anterior or posterior .

Ⅲ、aVF导联delta波的极性在判断是前或后间隔旁路具有价值。胸导联R/S比率在区分右侧旁路时较重要，特别是V2导联。

Three mechanisms in which the medullary veins play a role can be identified by angiography : dural AVF with medullary drainage ;

本文报告5例血管造影检查出由静脉原因造成的三种不同机制脊髓病变：脊膜动静脉瘘向脊髓引流；

Conclusions Establishment of experimental common carotid artery - external jugular vein arteriovenous fistula ( AVF ) models in rabbits by microsurgical methods is possible .

结论通过显微血管吻合方法建立兔颈总动脉&颈外静脉动静脉瘘模型切实可行。

In inferior leads , Q wave duration was < 40 ms for lead ⅲ, and < 30 ms for leads ⅱ and aVF .

在下壁导联中，Q波时限正常范围在Ⅲ导联<40ms，在Ⅱ和aVF导联<30ms。