A: The variant NC_000022.11:g.28712124A>C in gene CHEK2 is classified as 'Benign' for Hereditary_breast_ovarian_cancer_syndrome|not_provided. Molecular consequence: SO:0001627: intron_variant. Variant type: single_nucleotide_variant. Disease database links: MONDO:MONDO:0003582,MeSH:D061325,MedGen:C0677776,Orphanet:145|MedGen:C3661900. Review status: criteria provided, multiple submitters, no conflicts.