A: The variant NC_000020.11:g.63407153dup in gene KCNQ2 is classified as 'Likely_pathogenic' for not_provided|KCNQ2-related_disorder. Molecular consequence: SO:0001589: frameshift_variant. Variant type: Duplication. Disease database links: MedGen:C3661900|MedGen:CN169299. Review status: criteria provided, single submitter.