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ＱＴ离散度增大，可以预测室性心律失常事件的发生，作者总结了４０例服用缓释异博定患者的临床资料，旨在探讨服用该药对高血压病患者ＱＴｃ离散度的影响。１ 资料和方法１１ 病例选择 入选标准为轻中度原发性高血压患者（舒张压在１２７～１５３ｋＰａ之间）；年龄
QT dispersion increased, can predict the occurrence of ventricular arrhythmia, the authors summarize the 40 cases of patients taking sustained-release varies with clinical data to explore the effect of taking the drug on QTc dispersion in hypertensive patients. 1 Materials and Methods 1 1 case selection criteria for mild to moderate essential hypertension patients (diastolic blood pressure between 12 7 ~ 15 3kPa); age