Acquired long QT syndrome in hospitalized patients

• Published in: Heart rhythm Vol. 14; no. 7; pp. 974 - 978
• Main Authors: Yu, Haixu, Zhang, Li, Liu, Jinqiu, Liu, Ying, Kowey, Peter R., Zhang, Yanli, Chen, Yue, Wei, Yushan, Gao, Lianjun, Li, Huihua, Du, Jie, Xia, Yunlong
• Format: Journal Article
• Language: English
• Published: United States Elsevier Inc 01.07.2017
• Subjects: Acquired long QT syndrome; Aged; All-cause mortality; Cardiovascular; China - epidemiology; Death, Sudden, Cardiac - epidemiology; Death, Sudden, Cardiac - etiology; Death, Sudden, Cardiac - prevention & control; Diagnostic Errors - prevention & control; Electrocardiography - methods; Electrocardiography - statistics & numerical data; Electronic Health Records - statistics & numerical data; Female; Hospitalization - statistics & numerical data; Humans; Long QT Syndrome - diagnosis; Long QT Syndrome - etiology; Long QT Syndrome - mortality; Male; Middle Aged; Patient Outcome Assessment; Risk Assessment; Risk Factors; Severity of Illness Index; Ventricular arrhythmia; Ventricular arrhythmia; Acquired long QT syndrome; All-cause mortality

Acquired long QT syndrome (ALQTS) has long been overlooked in clinical practice. Recent studies reported that severe ALQTS (QTc ≥500 ms) in hospitalized patients is associated with increased all-cause mortality. The purpose of this study was to determine the role of ALQTS in the clinical outcomes of...