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心电图QT间期离散度(QTd)能否反映心室肌复极离散度?本文以心内膜单相动作电位时程(MAPD)离散度检验QTd的应用价值。1 材料与方法 选择1997年10月至1999年7月在我院住院的20例病人,系阵发性室上性心动过速需行射频导管消融术,排除器质性心脏病。16例系隐性房室旁道,12例为?
QTd of electrocardiogram can reflect ventricular repolarization dispersion? This article uses the endocardial monophasic action potential duration (MAPD) dispersion test QTd value. 1 Materials and Methods Selection of 20 patients admitted to our hospital from October 1997 to July 1999, Department of paroxysmal supraventricular tachycardia required radio catheter ablation, excluding organic heart disease. 16 cases of recessive atrioventricular bypass, 12 cases?