KCNQ1 and familial long QT syndrome: In children with LQTS the first approach is to avoid genotype-specific triggers, such as competitive sports, especially swimming in LQT1, and exposure to loud noise in children with LQT2 as well as the avoidance of the QT interval prolonging drugs in all carriers of LQTS-associated variants (http://crediblemeds.org/ accessed on 3 December 2021) [116].