Patients with acute coronary syndrome undergoing percutaneous coronary intervention will be recruited and prospectively followed up for the incidence of major adverse cardiovascular events (MACE events), including all-cause mortality, cardiovascular mortality, ischemic stroke. Blood and fecal samples will be collected for further analysis. The basic and clinical information will be collected such as diagnosis, medical history, laboratory test results, therapy methods, prognosis and follow-up information. The risk factors involved in the occurrence and prognosis of acute coronary syndrome will be investigated.
To investigate the risk factors involved in the occurrence and prognosis of the patients with acute coronary syndrome, patients undergoing percutaneous coronary intervention will be recruited and followed up for at least 2 years.