A: The variant NC_000019.10:g.35032683G>T in gene SCN1B is classified as 'Conflicting_classifications_of_pathogenicity' for Undetermined_early-onset_epileptic_encephalopathy|Cardiovascular_phenotype|not_provided|Brugada_syndrome_5. Molecular consequence: SO:0001587: nonsense. Variant type: single_nucleotide_variant. Disease database links: MONDO:MONDO:0018614,MedGen:C5680057,Orphanet:442835|MedGen:CN230736|MedGen:C3661900|MONDO:MONDO:0013015,MedGen:C2748541,OMIM:612838,Orphanet:130,Orphanet:871. Review status: criteria provided, conflicting classifications.