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ＱＴ间期弥散度ＱＴ间期弥散度（ＱＴｄｉｓｐｅｒｓｉｏｎ）是指１２导联心电图上最长ＱＴ间期与最短ＱＴ间期之差。这种ＱＴ间期变异性反映心室复极的基础紊乱，故有重要临床价值。心肌梗塞后ＱＴ间期弥散度：Ｃｏｗａｎ等证明，心肌梗塞后１天体表１２导联心电图ＱＴ间...
QT interval dispersion QT interval dispersion (QTdispersion) refers to the 12-lead ECG the longest QT interval and the shortest QT interval difference. This QT interval variability reflects the basis of ventricular repolarization disorder, it has important clinical value. QT interval after myocardial infarction Dispersion: Cowan et al proved that 1 day after myocardial infarction body surface 12-lead ECG QT ...