Coronary heart disease

Coronary heart disease is an abbreviation for coronary heart disease, also known as ischemic heart disease. It is a heart disease caused by ischemic hypoxia or myocardial necrosis caused by organic narrowing or obstruction of coronary arteries (ie, atherosclerosis or dynamic vasospasm). It occurs frequently after the age of 40 and is often seen in daily life. The clinical manifestations suddenly appeared suffocation and pain in the chest area, shortness of breath, dripping sweat, and pale complexion. The patient was forced to stop activities. The mild person could relieve himself within minutes and gradually return to normal after resting.