Abbreviations
ACCF, American College of Cardiology Foundation; AF, atrial fibrillation; AHA,
American Heart Association; AMI, acute myocardial infarction; AV, atrioventricular;
CIED, cardiovascular implantable electronic device; CRT, cardiac resynchronization
therapy; CRT-D, cardiac resynchronization therapy defibrillator; CRT-Pacemaker,
cardiac resynchronization therapy pacemaker; DCM, dilated cardiomyopathy; ECG,
electrocardiograph; GDMT, guideline-directed medical therapy; h, hour; HCM,
hypertrophic cardiomyopathy; HF, heart failure; ICD, implantable cardioverterdefibrillator; LBBB, left bundle-branch block; LV, left ventricular; LVEF, left ventricle
ejection fraction; MI, myocardial infarction; mo, month; ms, millisecond; NYHA, New
York Heart Association; RV, right ventricular; SCD, sudden cardiac death; SND, sinus
node dysfunction; SVT, supraventricular tachycardia; VF, ventricular fibrillation; VT,
ventricular tachycardia; wk, week; y, year
Sources
Tracy CM, Epstein AE, Darbar D, et al. 2012 ACCF/AHA/HRS Focused Update
Incorporated Into the ACCF/AHA/HRS 2008 Guidelines for Device-Based Therapy
of Cardiac Rhythm Abnormalities: A Report of the American College of Cardiology
Foundation/American Heart Association Task Force on Practice Guidelines and the Heart
Rhythm Society. J Am Coll Cardiol. Published online December 19, 2012. doi:10.1016/j.
jacc.2012.11.007.
Tracy CM, Epstein AE, Darbar D, et al. 2012 ACCF/AHA/HRS Focused Update
Incorporated Into the ACCF/AHA/HRS 2008 Guidelines for Device-Based Therapy
of Cardiac Rhythm Abnormalities: A Report of the American College of Cardiology
Foundation/American Heart Association Task Force on Practice Guidelines and the Heart
Rhythm Society. Circulation. 2012; published online before print December 19 2012,
doi:10.1161/CIR.0b013e318276ce9b9b
Disclaimer
This Guideline attempts to define principles of practice that should produce high-quality patient
care. It is applicable to specialists, primary care, and providers at all levels. This Guideline
should not be considered exclusive of other methods of care reasonably directed at obtaining the
same results. The ultimate judgment concerning the propriety of any course of conduct must be
made by the clinician after consideration of each individual patient situation.
Neither IGC, the medical associations, nor the authors endorse any product or service associated
with the distributor of this clinical reference tool.
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