Prevention of Torsade De Pointes in Hospital Settings
View metadata, citation and similar papers at core.ac.uk brought to you by CORE provided by Elsevier - Publisher Connector Journal of the American College of Cardiology Vol. 55, No. 9, 2010 © 2010 by the American College of Cardiology Foundation and the American Heart Association, Inc. ISSN 0735-1097/10/$36.00 Published by Elsevier Inc. doi:10.1016/j.jacc.2010.01.001 SCIENTIFIC STATEMENT Prevention of Torsade de Pointes in Hospital Settings A Scientific Statement From the American Heart Association and the American College of Cardiology Foundation Endorsed by the American Association of Critical-Care Nurses and the International Society for Computerized Electrocardiology Barbara J. Drew, RN, PhD, FAHA, Chair; Michael J. Ackerman, MD, PhD, FACC; Marjorie Funk, RN, PhD, FAHA; W. Brian Gibler, MD, FAHA; Paul Kligfield, MD, FAHA, FACC; Venu Menon, MD, FAHA, FACC; George J. Philippides, MD, FAHA, FACC; Dan M. Roden, MD, FAHA, FACC; Wojciech Zareba, MD, PhD, FACC; on behalf of the American Heart Association Acute Cardiac Care Committee of the Council on Clinical Cardiology, the Council on Cardiovascular Nursing, and the American College of Cardiology Foundation ardiac arrest due to torsade de pointes (TdP) in The purpose of this scientific statement is to raise awareness the acquired form of drug-induced long-QT syn- among those who care for patients in hospital units about the C drome (LQTS) is a rare but potentially cata- risk, ECG monitoring, and management of drug-induced LQTS. strophic event in hospital settings. Administration of a Topics reviewed include the ECG characteristics of TdP and QT-prolonging drug to a hospitalized population may be signs of impending arrhythmia, cellular mechanisms of acquired more likely to cause TdP than administration of the same LQTS and current thinking about genetic susceptibility, drugs drug to an outpatient population, because hospitalized and drug combinations most likely to cause TdP, risk factors and patients often have other risk factors for a proarrhythmic exacerbating conditions, methods to monitor QT intervals in response.
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