显示血管狭窄和闭塞处的颈动脉循环图。
Diagram of carotid circulation indicating sites of vessel narrowing and occlusion.
可能由于血管狭窄或和血管痉挛所致。
医用金属支架是目前治疗血管狭窄的主要器械。
Biomedical metal stents have become one of main devices to treat vascular stenosis.
血管内膜增生及水肿，并造成血管狭窄或阻塞。
The intima was hyperplastic and edematous and consequently the vessel lumen became narrower or was obstructed.
目的B超对老年高血压患者脑血管狭窄的诊断价值。
Objective To investigate the value of B ultrasound in diagnosis of cerebrovascular stenosis of senile hypertensive patients.
SCTA的主要缺点是可能高估或低估血管狭窄程度。
The main defect of SCTA is overestimation or underestimation of vessel stenosis.
18例合并高血压的患者中血管狭窄7例(38.9%)。
18cases of patients suffering from hypertension, vascular stenosis in7cases (38.9%).
TCD提示颅内段脑血管狭窄患者血管杂音阳性率达50%。
The positive rate of vascular murmur was 50% in the patients diagnosed as encephalic cerebral arterial stenosis with TCD.
目的探讨短暂性脑缺血发作(TIA)与颅内外血管狭窄的关系。
Objective To investigate the relationship between transient ischemic attack (TIA) and intracranial or extracranial artery stenosis.
目的探讨瓦伦·贝格综合征(WS)与脑血管狭窄或闭塞的关系。
Objective To investigate the relationship between wallenberg's syndrome (WS) and stenosis or occlusions of cerebral arteries.
因为，如果下肢血管狭窄或硬化，活动后往往会出现肢体供血不足。
Because, if lower limb artery stenosis or sclerosis, usually occurs after physical activity insufficiency.
结果MSCT冠状动脉成像能清楚显示冠状动脉斑块形成及血管狭窄。
Result Coronary artery plaque formation and angiostenosis can be clearly observed in MSCT coronary artery imaging.
目的探讨广西壮、汉族脑梗死患者脑血管狭窄的分布特征及影响因素。
Objective to study the distribution characteristics of cerebral vascular stenosis and influencing factors in Zhuang and Han patients with cerebral infarction in Guangxi province.
上述数据初步表明PTA后血管狭窄、局部内膜受损，活化了血小板功能。
These datas initially indicated that intima at local sites of dilated arteries were damaged and platelet functions were activated after PTA.
目的：研究化痰益气活血治法对血管狭窄模型兔再狭窄相关基因表达的影响。
Objective:Influence of dissipate phlegm, invigorate vital energy, promoting blood flow treatment to restenosis related gene of rabbit angiostegnosis model was studied.
降低血压的药物的原理是通过阻止使身体的血管狭窄的血管紧缩素来起效用的。
The drugs lower blood pressure by stopping the hormone angiotensin narrowing the body's blood vessels.
CTA评估血管狭窄程度与DSA、手术比较有较好的一致性，并能直接显示钙化斑块。
CTA has a high degree of accuracy for the assessment of carotid artery stenosis compared with DSA, and it could provide information on calcified plaque.
目的 观察急性脑梗死患者首次发病时的脑血管狭窄病变比例、分布及其侧支循环状态。
To observe the ratio and distribution of the involved arteries and the condition of collateral circulation in acute cerebral infarction after the first attack.
通常，肠很难由于动脉粥样硬化血管狭窄或血栓栓塞而发生梗死，因为有广泛吻合支存在。
In general, bowel is hard to infarct from atherosclerotic vascular narrowing or thromboembolization because of the widely anastomosing blood supply.
方法：假设负荷超声心动图中的握力试验对冠状动脉粥样硬化导致血管狭窄的患者有特异性。
Methods the hypothesis tested was that the patients with grip exercise test of exercise stress echocardiography could be specific.
结果：全部20例病变其中动脉瘤10例，动静脉畸形8例，脑血管狭窄2例均经手术及DS A证实。
Results: Within 20 patients, aneurysm 10 cases, AVM 8 cases, cerebral vessels narrowing 2 cases (confirmed by DSA and operation).
目的探讨伴有发作性意识障碍的TIA患者的脑血管狭窄特点，观察药物治疗及介入治疗对其预后的影响。
Objective To discuss the characteristics of cerebral vascular stenosis of TIA patients with brief loss of consciousness, and to observe the effect of medica and surgical treatment.
有颅内血管狭窄者占15.7%，其中颈动脉系统狭窄者占14.6%，椎一基底动脉系统狭窄者占1.1%。
Fourteen patients (15.7%) had significant intracranial stenosis with 14.6% in the carotid and 1.1% in the vertebrobasilar system.
“外周”指血管狭窄发生在身体除了心脏之外的循环系统中，相比之下，心脏病只不过是发生在不同部位的一种疾病。
"Peripheral" is implying that the narrowing is in the circulation that goes throughout the body as opposed to being in the heart. Same disease but in a different location.
由于透视投影成像导致的血管重叠和投影缩短会引起血管狭窄估计及支架选择和放置错误，而血管重叠和投影缩短与造影角度的选择有关。
Vessel overlapping and foreshortening in angiographic images may cause errors in the assessment of lesions or the selection and placement of stents, and can be influenced by the viewing angles.
除了血管长期的细微损坏以外，这是另一种令它们更加狭窄的原因。
This is in addition to the more subtle long-term damage to blood vessels themselves, making them more narrow.
血管型抑郁症可能产生，一旦血管随着时间变得缺乏韧性而发硬，变得狭窄。
Vascular depression may result when blood vessels become less flexible and harden over time, becoming constricted.
肩膀和手臂的血液通过血管运送到心脏，必须穿过胸腔顶部一个非常狭窄的空间。
The vessels that carry the blood from the heart to and from the shoulders and arms have to travel through a very narrow space above the top of the rib cage.
这一新的研究成果对下面这一理论表示支持，即咖啡因这种天然的刺激物会防碍一种被称为腺苷(adenosine)的激素发挥作用，从而使血管变得狭窄。腺苷的作用则是让血管保持宽敞。
Research has supported the idea that caffeine, a natural stimulant, Narrows blood vessels by blocking the effects of a hormone called adenosine, which normally keeps them widened.
如果毛细血管因斑块而狭窄，这些过程也不能适当地进行。
If the capillaries are narrowed by plaque, this process cannot take place properly.
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