Complete Atrioventricular Block

**Semantic type:** Disease or Syndrome

**Definition:** A disorder characterized by an electrocardiographic finding of complete failure of atrial electrical impulse conduction to the ventricles. This is manifested on the ECG by disassociation of atrial and ventricular rhythms. The atrial rate must be faster than the ventricular rate. (CDISC)

**Synonyms:** - AV Block Third Degree - AV Block Third Degree - Atrioventricular Block, Third Degree - Atrioventricular block complete - Complete AV Block - Complete Heart Block - Heart Block - Non-Congenital Complete Atrioventricular Block - Third Degree AV Block - Third Degree Atrioventricular Block