老心病步步为营冠心病是一种慢性病,是由于供养心脏的冠状动脉管壁斑块形成、血管硬化、狭窄等病变,造成心肌血供不足导致的疾病。冠状动脉的病变,是一个进行性的、长期的过程。随着年龄的增加,血管壁会形成纤维斑块,逐步发展成纤维斑块和粥样硬化斑块。当血管腔狭窄50%甚至75%,人在安静时还是可以没有任何症状,但是在运动量增加、情绪激动等情况下,就可能出现胸闷、胸痛等症状。 Old heart disease at every step Camp coronary heart disease is a chronic disease, is due to the supply of the heart of coronary artery plaque formation, hardening of the arteries, stenosis and other diseases, resulting in myocardial blood supply caused by the disease. Coronary artery disease, is a progressive, long-term process. With age, the vascular wall will form fibrous plaque, and gradually develop into fibrous plaque and atherosclerotic plaque. When the lumen stenosis of 50% or even 75%, people still can be without any symptoms in the quiet, but increased physical activity, emotional conditions such as chest tightness may occur, chest pain and other symptoms.