论文部分内容阅读
什么是冠心病冠心病是冠状动脉粥样硬化性心脏病的简称(又称缺血性心脏病)。其实际指的是提供心脏心肌血流(即营养和血氧)的血管壁内膜下有胆固醇等似粥状的物质沉积,形成粥样的斑块。此种斑块随着人年龄的增长,会越来越多、越来越大,使血管腔变小、变窄,或血管发生痉挛而致血管严重狭窄(狭窄程度大于75%),或闭塞,以致心肌严重缺血而发生心绞痛或心肌梗死。
What is Coronary Heart Disease Coronary heart disease is short for Coronary atherosclerotic heart disease (also known as ischemic heart disease). In fact, it refers to the deposition of substance such as cholesterol in the blood vessel wall, which provides the myocardial blood flow of the heart (ie, nutrition and blood oxygenation) to form atherosclerotic plaque. Such plaque as people age, will be more and more, more and more, so that the lumen smaller, narrowing, or vascular spasm resulting in severe stenosis (stenosis more than 75%), or occlusion , Resulting in myocardial ischemia and angina or myocardial infarction.