A: The variant NC_000020.11:g.63439690C>A in gene KCNQ2 is classified as 'Conflicting_classifications_of_pathogenicity' for Complex_neurodevelopmental_disorder|KCNQ2-related_disorder|Developmental_and_epileptic_encephalopathy,_7|Inborn_genetic_diseases. Molecular consequence: SO:0001583: missense_variant. Variant type: single_nucleotide_variant. Disease database links: MONDO:MONDO:0100038,MedGen:C5568766,Orphanet:528084|MedGen:CN169299|MONDO:MONDO:0013387,MedGen:C3150986,OMIM:613720,Orphanet:439218|MeSH:D030342,MedGen:C0950123. Review status: criteria provided, conflicting classifications.