Keywords: coronary heart disease

    Coronary heart disease is the most serious harm in the elderly disease. So what is coronary heart disease do? Coronary heart disease is referred to coronary artery disease. Nutrition of the heart supplied by coronary artery, coronary artery supplying the heart, blood, fatty substances invade the blood vessel wall, gradually formed in the wall of atherosclerotic plaque accumulation in the coronary artery intima coronary serious atherosclerosis or spasm, the passage of time, piled up, more and stenosis or occlusion of the vascular cavity, so that the decrease in myocardial blood flow and oxygen supply to reduce lead to myocardial ischemia and hypoxia or infarction of a heart. Or merger on this basis, spasm, thrombosis caused lumen in part or all of obstruction caused by coronary insufficiency, myocardial ischemia or infarction necrosis leads to coronary heart disease. More prominent when the physical labor, emotional factors such as increased myocardial oxygen demand, myocardial ischemia contradictions arising from a series of ischemic manifestations such as angina, chest tightness, suffocation, severe myocardial ischemic necrosis (myocardial infarction) , and even death, etc.. Also known as ischemic heart disease. Coronary heart disease is atherosclerosis lead to the most common type of organ involvement, the most common is angina and myocardial infarction. Is also a common disease endangering the health of the elderly.