Cardiac arrhythmias in Dravet syndrome: an observational multicenter study.
Sharon ShmuelyRainer SurgesRobert M HellingW Boudewijn GunningEva H BrilstraJudith S VerhoevenJ Helen CrossSanjay M SisodiyaHanno L TanJosemir W SanderRoland D ThijsPublished in: Annals of clinical and translational neurology (2020)
We did not identify major arrhythmias in DS which can directly explain high SUDEP rates. Peri-ictal QTc-lengthening was, however, more common in DS. This may reflect unstable repolarization and an increased propensity for arrhythmias.