identified, in 13 and 20 SUDEP and epilepsy patients respectively, variants with complete segregation analysis in SCN1A, FBN1, HCN1, SCN4A, EFHC1, CDKL5, CNTNAP2, GRIN2A, and ADGRV1 genes and one copy number variant in the KCNQ1 gene using a custom resequencing panel.35, 67. Here, KCNQ1 is linked to epilepsy.