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.