Survey concerning internal medicine physicians and prolonged QT interval:Knowledge and treatment practices

作     者：Elizabeth Wendl Nelson Telles Geoff C Wall 

作者机构：Department of Medical EducationInternal Medicine Residency ProgramIowa Methodist Medical CenterDes MoinesIA 50311United States Department of CardiologyInternal Medicine Residency ProgramIowa Methodist Medical CenterDes MoinesIA 50311United States Department of Pharmacy PracticeDrake University College of Pharmacy and Health SciencesDes MoinesIA 50311United States Internal Medicine Residency ProgramIowa Methodist Medical CenterDes MoinesIA 50311United States 

出 版 物：《World Journal of Cardiology》 (世界心脏病学杂志（英文版）（电子版）)

年 卷 期：2021年第13卷第3期

页      面：42-45页

学科分类：1002[医学-临床医学] 100201[医学-内科学(含：心血管病、血液病、呼吸系病、消化系病、内分泌与代谢病、肾病、风湿病、传染病)] 10[医学] 

主　　题：QTc Torsades de pointes Pharmacotherapy Survey Long QT syndrome Drug interactions 

摘      要：Prolongation of the QT interval is associated with adverse cardiac events specifically Torsades de pointes(TdP).There are multiple mediations that have a known,possible,or conditional risk for prolonged QT interval,but general practitioners’knowledge of these medications is *** conducted a survey to assess internal medicine(IM)providers’knowledge of risk factors and medications associated with prolonged QT as well as provider experience and comfort when treating patients with prolonged QT.A 17-question,anonymous survey was constructed in 2019 and distributed to IM providers and residents at a tertiary care *** included demographic information,6 Likert-scale questions gauging provider experience with prolonged QT,and 10 multiple choice clinical vignettes to assess clinical *** was analyzed *** was assessed via clinical vignettes and compared by level of ***-one responses were received out of a total of 87 possible respondents(47.1%response rate).About 70%of respondents see patients with acquired prolonged QT once monthly or more.95%rarely see congenital prolonged *** presented with QTc drug issues,73%of providers seldom or sometimes consulted pharmacy,but about half used online *** average correct score on the clinical vignettes was 5.59/10,with the highest scores seen in attending physicians in their first five years of practice(6.96/10).Our survey suggests that IM providers commonly encounter QT prolonging *** efforts to improve knowledge of drug and patient risk factors for TdP may be needed.