A: The variant NC_000019.10:g.46608406T>C in gene CALM3 is classified as 'Benign' for not_provided|Long_QT_syndrome_16. Molecular consequence: SO:0001627: intron_variant. Variant type: single_nucleotide_variant. Disease database links: MedGen:C3661900|MONDO:MONDO:0032915,MedGen:C5394068,OMIM:618782. Review status: criteria provided, multiple submitters, no conflicts.