Congenital Bundle of His Tachycardia

**Semantic type:** Disease or Syndrome

**Definition:** A congenital disorder characterized by an electrocardiographic finding of tachycardia that affects neonates and infants. It results from an increased automaticity in the atrioventricular node and His bundle.

**Synonyms:** - Congenital His Bundle Tachycardia - Junctional Ectopic Tachycardia, Congenital