A: The variant NC_000020.11:g.33417800C>T in gene SNTA1 is classified as 'Conflicting_classifications_of_pathogenicity' for Long_QT_syndrome_12|Becker_muscular_dystrophy|Duchenne_muscular_dystrophy|Dilated_cardiomyopathy_3B|not_provided|Long_QT_syndrome|Cardiovascular_phenotype. Molecular consequence: SO:0001583: missense_variant. Variant type: single_nucleotide_variant. Disease database links: MONDO:MONDO:0013062,MedGen:C2751830,OMIM:612955,Orphanet:101016,Orphanet:768|MONDO:MONDO:0010311,MedGen:C0917713,OMIM:300376,Orphanet:98895|MONDO:MONDO:0010679,MedGen:C0013264,OMIM:310200,Orphanet:98896|MONDO:MONDO:0010542,MedGen:C3668940,OMIM:302045,Orphanet:154|MedGen:C3661900|MONDO:MONDO:0002442,MeSH:D008133,MedGen:C0023976|MedGen:CN230736. Review status: criteria provided, conflicting classifications.