Atherosclerotic plaque rupture or monospasm of coronary artery is directly involved in triggering acute coronary syndromes, including unstable angina, acute myocardial infarction, and so on. 急性冠脉综合征(AcuteCoronarySyndromes,ACS),是由粥样硬化斑块的损伤、破裂引发血栓形成或局部冠脉痉挛导致冠脉供血不足而引起的不稳定型心绞痛、急性心急梗死等一系列临床症状。