Understanding KCNQ1 Gene Long QT Syndrome Type 1 Long QT Syndrome (LQTS) is a disorder of the heart’s electrical activity that can cause sudden, uncontrollable, and dangerous arrhythmias. These arrhythmias may lead to fainting, seizures, or even sudden death. Among the several genetic variants of LQTS, the Type 1, associated with mutations in the KCNQ1 […]











