CACNA1H and Epileptic encephalopathy: Stringer and others recently described a patient with epileptic encephalopathy who harbors a de novo heterozygous in-frame duplication in SCN8A (p.G1625_I1627dup) and an inherited heterozygous missense variant in CACNA1H (p.G318S) (Stringer et al., 2021).