Wolff-Parkinson-White

Introduction Wolff-Parkinson-White Syndrome occurs in about 0.3% of the population (1), although this is an underestimate, as evidence of pre-excitation on the ECG my be transient.  The characteristic delta wave indicates that the accessory pathway conducts faster than the Atrioventricular (AV) node, thus resulting in pre-excitation. However, the refractory period of the accessory pathway may…

Read More