Third-Degree Atrioventricular Block, also known as third degree atrioventricular block, is related to first-degree atrioventricular block and atrioventricular block. An important gene associated with Third-Degree Atrioventricular Block is TTN (Titin), and among its related pathways/superpathways are Cardiac conduction and Dopamine-DARPP32 Feedback onto cAMP Pathway. The drugs Acetaminophen and Atracurium have been mentioned in the context of this disorder. Affiliated tissues include heart and atrioventricular node, and related phenotypes are growth/size/body region and muscle