Familial Atrial Fibrillation, also known as atrial fibrillation, familial, is related to long qt syndrome 10 and atrial fibrillation, and has symptoms including angina pectoris, chest pain and edema. An important gene associated with Familial Atrial Fibrillation is MYL4 (Myosin Light Chain 4), and among its related pathways/superpathways are G-Beta Gamma Signaling and Neuropathic Pain-Signaling in Dorsal Horn Neurons. The drugs Canrenoic acid and Salicylic acid have been mentioned in the context of this disorder. Affiliated tissues include heart and atrioventricular node, and related phenotypes are fatigue and dyspnea