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Table 120-1

Class I Recommendations for Use of an Early Invasive Strategy

Recurrent angina/ischemia at rest or minimal exertion despite anti-ischemic therapy
Elevated cardiac TnT or TnI
New ST-segment depression
CHF symptoms, rales or worsening mitral regurgitation
Positive stress test
LVEF <0.40
Hemodynamic instability or hypotension
Sustained ventricular tachycardia
PCI within previous 6 months, or prior CABG
Diabetes
Renal dysfunction
High-risk score

Abbreviations: CABG, coronary artery bypass grafting; LVEF, left ventricular ejection fraction; PCI, percutaneous coronary intervention; TnI, troponin I; TnT, troponin T.

Source: Modified from JL Anderson et al: J Am Coll Cardiol 61:e179, 2013.