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当心脏附加旁道只能逆传而不能前传激动时称为隐匿旁道。对有阵发性心动过速患者,应注意有无隐匿性旁道的存在而造成的折返性心动过速。由附加旁道肯特氏束(Kent)参与的房室折返住心
When the heart attached to the bypass can only be retrograde and can not be pre-energized called hidden bypass. Patients with paroxysmal tachycardia should pay attention to the presence or absence of occult bypass caused by reentrant tachycardia. Atrioventricular reentry is performed by Kent, an adjunct to the bypass