Table 1.

Types of Myocardial Infarction as Classified by the Third Universal Definition of Myocardial Infarction^a

Type	Description
1	Spontaneous MI related to atherosclerotic plaque rupture resulting in coronary thromboembolism
2	MI secondary to an ischemic imbalance wherein a condition other than coronary artery disease contributes to the imbalance
3	Cardiac death which had symptoms and cardiac electrophysiological alterations suggestive of MI but which occurred before cardiac biomarker levels could be measured or before levels could rise
4	MI related to percutaneous coronary intervention or stent thrombosis
5	MI related to coronary artery bypass grafting

Abbreviation: MI, myocardial infarction.

^a See Thygesen et al. (21).