[Narrow complex tachycardia from the atrioventricular node region : Junctional tachycardias and atrioventricular nodal reentry tachycardia].

Narrow QRS complex tachycardias originating from the atrioventricular (AV) node region primarily include atrioventricular nodal reentrant tachycardia (AVNRT) and junctional ectopic tachycardia (JET). While AVNRT, the most common paroxysmal supraventr…

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