atrioventricularreentranttachycardia(AVRT).Wehypothesizedthatthesefeaturesstillapplywhen entrainmentisperformedfromthepara-Hisianregion. MethodsandresultsForty-sevensupraventriculartachycardias(34AVNRT/13AVRT)wereincluded.The SA–VAandPPI–TCLwereobtainedinallpatientsbyusingtworight-sideddiagnosticcatheters.In24of ...
How to differentiate between AVRT, AT, AVNRT, and junctional tachycardia using the baseline ECG and intracardiac tracingsSupraventricular tachycardiaDifferential diagnosisPacing maneuversParoxysmal supraventricular tachycardia is a term that refers to a subset of supraventricular tachycardias characterized by ...
5.心房程序刺激出现另一种心动过速发作图:体表ECG示开始几跳RR间期未最后几跳RR间期2倍,开始几跳RR之间可见2个P波(下壁导联负向,提示P波为心房回波,房室2:1传导),室早后恢复房室1:1传导。 6.EPS腔内图:可见脱落V波前无H波,提示阻滞点在AVN与His之间,心室早发PVC使A波提前,随后心动过速恢复房室1:1传导。