SUPRAVENTRICULAR TACHYCARDIAS (SVT):

 

 

Any tachyarrhythmia that originates from above the atrioventricular node, but usually it refers to two (2) reentrant arrhythmias:  Atrioventricular Nodal Reentrant Tachycardia (AVNRT), and Atrioventricular Reentrant Tachycardia (AVRT).

 

•See: Atrioventricular nodal reentrant tachycardia (AVNRT) and Atrioventricular reentrant tachycardia (AVRT).