label: Atrioventricular Block First Degree, CTCAE
label_lc: atrioventricular block first degree, ctcae
description: "A disorder characterized by a dysrhythmia with a delay in the time required for the conduction of an electrical impulse through the atrioventricular (AV) node beyond 0.2 seconds; prolongation of the PR interval greater than 200 milliseconds."