ECG: electrocardiogram; CCTA: coronary computed tomographic angiography; CAD: coronary artery disease; ASCVD: atherosclerotic cardiovascular disease.
* Refer to UpToDate content for further detail on the treatment of vasospastic angina.
¶ Refer to UpToDate content for further detail on cardiac diagnostic testing.
Δ If, after intracoronary nitroglycerin, there is still a hemodynamically significant coronary stenosis, obstructive CAD is present.
◊ Refer to UpToDate content for information on ASCVD secondary prevention.
§ If a spontaneous episode does not occur during angiography, functional testing is needed. Refer to UpToDate content for details on functional testing.