查询词典 stenosis

Suffering from low blood pressure caused by cardiovascular disease, such as chronic pericardial effusion, severe mitral stenosis.

患有心血管疾病导致的低血压，如慢性心包积液、严重二尖瓣狭窄。

Methods: Pulmonary pathological changes in 37 patients with rheumatic mitral stenosis and secondary pulmonary hypertension received mitral valve replacement.

选择37例风心病二尖瓣狭窄合并肺动脉高压的手术换瓣患者，在手术时取右肺中叶组织，对其病理改变进行定性和定量研究。

The presence or absence of mitral annular calcification and aortic stenosis was determined by transthoracic echocardiography.

有无二尖瓣环钙化及主动脉瓣狭窄靠经胸壁超声心动图来确诊。

Objective To research the value of strain rate imaging and integrated backscatter in evaluating left ventricular systolic locally function in patients with rheumatic mitral stenosis.

目的 探讨应变率成像及背向散射积分技术在综合评价风湿性二尖瓣狭窄患者左心室局部收缩功能中的价值。

She had mild mitral stenosis and mildleft ventricular outflow tract obstruction.

该产妇合并有轻度二尖瓣狭窄和轻度左室流出道梗阻。

Objective: To evaluate the left ventricular function with technology of FIESTA in patients with mitral stenosis of rheumatic heart disease.

目的：探讨快速平衡稳态进动序列(fast imaging employing steady state acquisition ，FIESTA)在风湿性心脏病二尖瓣狭窄患者的左心功能评价中的应用价值。

PBMV as a treatment for appropriate patients with mitral stenosis has good long-term results.

术前超声心动图计分、心功能、有无心房颤动和左房压为长期疗效的独立预测因素。

Objective To identify the efficiency of percutanous transluminal balloon mitral valvuloplasty on hemodynamics in patients with mitral stenosis with different heart rhythm and mitral valve area.

目的 明确不同心律和瓣口大小条件时二尖瓣球囊成形术的效果及左房压和肺动脉压改善的情况。

Other conditions that increase the risk of embolism include mitral stenosis (narrowing of a valve in the heart), and endocarditis (swelling of the heart chambers and valves).

其他条件的风险增加栓塞，包括二尖瓣狭窄，以及性心内膜炎（肿胀的心脏，商会和阀门）。

Methods:In patients with ACS(n=32) and controls(n=21) the selective coronary arteriography was performed and the coronary artery stenosis scores were evaluated through accumulative total integration. Plasma concentrations of fibrinogenwere determined with hemagglutinin analysator and plasma concentrations of von Willebrand factor、 D-Dimer、 plasminogen activator inhibitor、platelet membrane glucoprotein(GMP-140) were determined with enzyme linked immunosorbent assay.

选择ACS患者32例和对照组21例进行选择性冠状动脉造影，对冠脉造影结果采用累计积分法进行冠状动脉狭窄评分；使用血凝分析仪测定受试者血浆纤维蛋白原水平，使用酶联免疫法测定外周静脉血血管性血友病因子、D-二聚体、纤溶酶原激活剂抑制物、血小板膜糖蛋白140（GMP-140）的含量。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。