CT Myocardial Perfusion to Guide the Diagnosis and Treatment of Patients With Stable Coronary Artery Disease (POTENTIAL)

Inclusion Criteria: * Age ≥18 years * Patients with stable chest pain who have undergone coronary CT angiography and have 50-90% stenosis in at least one vessel \> 2mm in diameter * Able to provide signed informed consent Exclusion Criteria: * Suspected or confirmed acute coronary syndrome * Evidence of clinical instability or need for an emergent procedure * History of percutaneous coronary stent implantation, history of coronary artery bypass grafting, or history of myocardial infarction * Left main artery stenosis ≥ 50% * Severe heart failure (New York Heart Association (NYHA) ≥III) * Estimated glomerular filtration rate \< 60 mL/min/1.73 m2 * Contraindicated to use contrast agents, beta-blockers, nitrates or adenosine drugs * Acute episodes of bronchial asthma or chronic obstructive pulmonary disease * II or III degree atrioventricular block * History of pacemaker or implantable cardioverter defibrillator implantation * Combined with other cardiovascular diseases including cardiomyopathy, congenital heart disease, valvular heart disease, pulmonary vascular disease, pericardial disease, etc * Pregnant or trying to be pregnant * Combined with any other serious disease, life expectancy \<1 year * Any condition leading to possible inability to comply with the protocol procedures and follow-up * Currently participating in any other clinical trials