Genes such as SCN5A, KCNQ1, KCNH2, RYR2 are associated with both channelopathies and epilepsy and almost 40% of people with LQT2 and 20% of those with LQT1 present an epileptic phenotype [12, 14, 75]. The gene discussed is KCNQ1; the disease is epilepsy.