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- CTA demonstrated stenosis or occlusion of middle cerebral artery and internal carotid artery in 30 cases. 重建CTA图像显示17例脑梗死患者一侧大脑中动脉重度狭窄或闭塞,13例一侧颈内动脉重度狭窄或闭塞。
- Purpose: To evaluate the accuracy of TCD in exploring the serious stenosis or occlusion of MCA. 目的:评价经颅多普勒超声(TCD)检测大脑中动脉(MCA)主干严重狭窄或梗阻性病变的准确性。
- Preious reports noted the association of OA low reersal in high-grade ICA stenosis or occlusion. 以往的报道记载在ICA高度狭窄或闭塞时眼动脉低速反流。
- Methods Eighty six cases of ICA stenosis or occlusion confirmed by DSA were examined by using CDI and TCD, and hemodynamic changes were evaluated. 方法 经全脑数字减影血管造影 (DSA)检查证实的ICA狭窄或闭塞患者 86例行CDI和TCD常规检测 ,确定ICA狭窄或闭塞的形态学和颅内血流动力学及侧支循环的开放情况 ,与DSA对比分析。
- Conclusion CTP can early show the ischemic extent and penumbra and CTA can show the stenosis or occlusion of artery in patients with hyperacute stroke. CTA可以显示病变血管的部位和程度,对早期诊断缺血性脑卒中和指导治疗有重要价值。
- Compared with DSA,CDI and TCD in detecting stenosis or occlusion ICA, the overall accuracy (OA) was 97.6%, the sensitivity (SEN) 98.4%, the specificity (SPE) 96.0%. 与DSA比较颅外ICA检测结果的敏感性为 98.;4%25;特异性 96
- Cancer in the process of growing up the one hand, administration extended the bronchial wall and penetrated through the bronchial wall adjacent lung tissue mass, Meanwhile penetrate causing bronchial stenosis or occlusion. 癌肿在成长过程中一方面治支气管壁延伸扩展，并穿越支气管壁侵入邻近肺组织形成肿块，同时突入支气管内造成管腔狭窄或阻塞。
- Methods DSA or MRA findings were analyzed in 74 patients with ICA stenosis or occlusion and in 120 persons selected in the control group, who were unremarkable on cerebral DSA or MRA. 方法 分析74例颈内动脉狭窄或闭塞患者以及120例脑血管正常表现者的DSA和MRA结果。
- Results 5 stenosis or occlusive events were found.All had abnormalities in ultrasound image, 1 had elevation in VDP, R were normal and access flow were over 400ml/min. 结果26例患者中5例存在通路功能不良且均出现超声显像异常，仅1例动态透析静脉压升高，未出现通路再循环升高和血流量降低。
- IVC:MRI showed the stenosis or occlusion of suprahepatic segment of the IVC in 9 patients,of them congenital abnormality was 4 patients,thrombosis was 3 patients and compression by tumor was 2 patients. ( 2 )IVC:MRI显示 9例肝段 IVC狭窄和阻塞 ,其中先天性膜或分隔形成 2例 ,先天性狭窄或畸形 2例 ,血栓形成 1例 ,瘤栓形成 2例 ,外压性狭窄 2例。
- Methods The results of FFA of 27 patients diagnosed with carotid artery stenosis or occlusion by digital subtraction angiography (DSA) and examination of Doppler and vascular-pulsation were retrospectively analyzed. 方法 回顾分析我院血管外科经动脉数字减影血管造影仪行数字减影动脉造影 (DSA)、头颈部周围血管多普勒及血管搏动检查确诊的头颈部周围血管狭窄、闭锁患者 2 7例常规 FFA检查资料。
- Methods:Fourteen patients with stenosis or occlusion of ICA were diagnosed by using TCD from April,1997 to April,1999 and were confirmed by using digital subtraction angiography(DSA) and magnetic resonance angiography(MRA). 方法 :1 4例患者经TCD诊断并经数字减影血管造影 (DSA)或磁共振血管成像 (MRA)。
- To observe and analysis the features of images of fundus fluorescein angriography (FFA) in low-perfused retinopathy caused by cephalo-cervical peripheral vascular stenosis or occlusion. 观察头颈部周围血管狭窄、闭锁所致低灌注视网膜病变的荧光素眼底血管造影（FFA）特征.
- We report on our experience with percutaneous transluminal angioplasty and stenting for stenosis or occlusion of the subclavian artery and brachiocephalic trunk in 14 patients in the past 23 months. 摘要我们报告最近24个月经皮血管扩张术及支撑架在14例之锁骨下动脉及头臂干动脉应用经验。
- Moyamoya disease is characterized by progressive stenosis or occlusion at the terminal portions of the bilateral internal carotid arteries with arterial collateral vessels at the base of the brain. 烟雾病是一种进行性双侧颈内动脉末端狭窄或闭塞并在脑基底部出现异常动脉血管网的疾病。
- internal carotid artery stenosis or occlusion 颈内动脉狭窄或闭塞
- IntemaI carotid artery stenosis or occlusion 颈内动脉狭窄或闭塞
- middle cerebral artery stenosis or occlusion 大脑中动脉狭窄或闭塞
- Obstruction or occlusion of a blood vesselby an embolus. 栓塞血管中由栓子形成的障碍或闭塞。
- Obstruction or occlusion of a blood vessel by an embolus. 栓塞血管中由栓子形成的障碍或闭塞
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
