BC62

Accessory pathway

Via acessória

Category

Definition

An additional electrical connection which typically bypasses the AV node, typically inserting directly into atrial and ventricular myocardium, but may also connect to the specialised conduction system (e.g., the bundle of His, right or left bundles, or one of the fascicles).

Index Terms

Accessory pathwayanomalous AV pathwayanomalous AV connectionanomalous AV bypass pathwayanomalous AV bypass tractAtrioventricular accessory pathway with antegrade conduction onlyAtriofascicular accessory pathwayMahaim fibre accessory conduction pathwayFasciculoventricular accessory pathwayFascicular-ventricular accessory pathwayAtrioventricular accessory pathway with retrograde conduction onlyconcealed accessory pathwayAtrioventricular accessory pathway with bidirectional conductionIsolated ventricular preexcitation