A: The variant NC_000019.10:g.41966622C>T in gene ATP1A3 is classified as 'Benign/Likely_benign' for Dystonia_12|not_provided|Alternating_hemiplegia_of_childhood_2|Developmental_and_epileptic_encephalopathy_99|Cerebellar_ataxia-areflexia-pes_cavus-optic_atrophy-sensorineural_hearing_loss_syndrome. Molecular consequence: SO:0001624: 3_prime_UTR_variant. Variant type: single_nucleotide_variant. Disease database links: MONDO:MONDO:0007496,MedGen:C1868681,OMIM:128235,Orphanet:71517|MedGen:C3661900|MONDO:MONDO:0013900,MedGen:C3553788,OMIM:614820,Orphanet:2131|MONDO:MONDO:0030473,MedGen:C5562018,OMIM:619606|MONDO:MONDO:0011038,MedGen:C1832466,OMIM:601338,Orphanet:1171. Review status: criteria provided, multiple submitters, no conflicts.