A: The variant NC_000022.11:g.19761161C>G in gene TBX1 is classified as 'Conflicting_classifications_of_pathogenicity' for DiGeorge_syndrome|not_provided. Molecular consequence: SO:0001819: synonymous_variant. Variant type: single_nucleotide_variant. Disease database links: MONDO:MONDO:0008564,MedGen:C0012236,OMIM:188400,Orphanet:567|MedGen:C3661900. Review status: criteria provided, conflicting classifications.