A: The variant NC_000021.9:g.34449637del in gene KCNE1 is classified as 'Conflicting_classifications_of_pathogenicity' for Cardiovascular_phenotype|not_specified|Long_QT_syndrome|not_provided|KCNE1-related_disorder. Molecular consequence: SO:0001623: 5_prime_UTR_variant. Variant type: Deletion. Disease database links: MedGen:CN230736|MedGen:CN169374|MONDO:MONDO:0002442,MeSH:D008133,MedGen:C0023976|MedGen:C3661900|.. Review status: criteria provided, conflicting classifications.