A: The variant NC_000021.9:g.43063107_43063108insCCCAGCAAAAGCCCCACCTGGATGATCCACCCCAATGATCTGCAGAGGGCGCGGCTTCAGGGCTCAAG in gene CBS is classified as 'Conflicting_classifications_of_pathogenicity' for HYPERHOMOCYSTEINEMIA,_THROMBOTIC,_CBS-RELATED|not_specified. Variant type: Insertion. Disease database links: MedGen:C3150344|MedGen:CN169374. Review status: criteria provided, conflicting classifications.