An episode of MYOCARDIAL ISCHEMIA that generally lasts longer than a transient anginal episode that ultimately may lead to MYOCARDIAL INFARCTION.

Synonyms: Coronary Syndromes, Acute, Acute Coronary Syndromes, Coronary Syndrome, Acute, Syndromes, Acute Coronary, Acute Coronary Syndrome, Syndrome, Acute Coronary