DSA in the Diagnosis of Cerebral Arteriovenous Malformation ( AVM ) ( Report of 25 Cases )

Arteriovenous fistula ( AVF ) and arteriovenous malformation ( AVM ) are the common intracranial vascular malformations.

动静脉瘘 ( AVF ) 和动静脉畸形 ( AVM ) 是较常见的颅内血管畸形.

Cerebral aneurysms and arteriovenous malformations ( AVM ) are a common cause of stroke and cerebral hemorrhage.

大脑动脉瘤和动静脉型血管畸形 ( AVM ) 是中风及脑出血的常见原因.

The AVM diagnosis was proved via DSA and almost half of the patients had also hematoma.

AVM由DSA确诊且约有半数患者同时伴有血肿.

Construction of cerebral arteriovenous malformation ( AVM ) animal model is based on the investigation of human AVM.

脑动静脉畸形 ( AVM ) 实验性动物模型建立是AVM必不可少的.

Cerebral arteriovenous malformation ( AVM ) is a common cerebrovascular malformation.

脑动静脉畸形 ( AVM ) 是常见的脑血管畸形.

Objective : To investigate the aging changes of atrioventricular node ( AVN ) and His bundle.

目的: 探讨山羊房室结组织的年龄变化规律.

Sotalol ( 1.6×10~ (-6 ) to 1.6×10~ (-4 ) M ) and meto-prolol ( 1.2×10~ (-7 ) to 1.2×10~ (-4 ) M ) had no effect on SAN , AVN , atrial and His-bun-dle cell APA and (? ) max .

Sot ( 1.6×10 ~ ( -6 ) — 1.6×10~ ( -4 ) M ) 对上述4种细胞的动作电位振幅和0相最大除极速度皆无影响.

Results: The SAN and AVN chiefly consisted of P cells and T cells.

结果: 窦房结和房室结内的细胞主要为P细胞和T细胞.

Measure the values of the resistances on this printed circuit board with the universal avo meter.

用万用表测量这块印刷电路板上的电阻值.

The study indicates that prestack amplitude preserving should be the foundation of AVO processing.

阐述了AVO属性分析技术的基本原理.

Wave field simulation may be a powerful tool for AVO analysis and prestack inversion.

计算实例说明,波场模拟有助于AVO分析和叠前反演.

AVO technique indicates gas-bearing formation by using the phenomenon that amplitude changes with offset.

AVO技术 就是利用这种振幅随炮检距的变化来检测气层的.

Great attention should be paid to the potential application risk of AVO attribute.

因此,应用AVO属性预测储层和描述油藏特征时,必须有足够的认识.

However, in practice AVO technique is seriously effected by the factors of wavelet interference and above-covered layers.

但在实际应用中,子波干涉和上覆层影响等因素使常规AVO技术的效果受到很大影响.

With the exploration direction turning to subtle reservoirs, and more emphases are on the AVO technique.

随着油气勘探方向逐渐向寻找隐蔽型油气藏转化, AVO技术已愈来愈得到人们的重视.

In summary, the AVO analysis reshaped our geological understanding of the ridge as a prospect.

总之, 通过AVO分析有助于我们深入理解隆起远景构造.

How to use AVO technique in practice?

如何将AVO技术用于实际生产?

Bright spot and AVO techniques p 1 ay big roles in hydrocarbon exploration.

亮点技术和AVO技术曾使油气勘探工作取得了巨大成功.

Cross-plot of AVO attributes improves the confidence of AVO attribute.

提高AVO属性置信度,最常见的分析手段就是AVO交会图.

AVO forward model study is important in the AVO technology.

AVO正演模型研究在AVO技术 中占有十分重要的位置.