A: The variant NC_000022.11:g.19766704_19766705insGCAGCG in gene TBX1 is classified as 'Uncertain_significance' for Cardiovascular_phenotype. Molecular consequence: SO:0001627: intron_variant,SO:0001821: inframe_insertion. Variant type: Insertion. Disease database links: MedGen:CN230736. Review status: criteria provided, single submitter.