A: The variant NC_000020.11:g.18530828dup in gene SEC23B is classified as 'Benign' for Congenital_dyserythropoietic_anemia|not_provided. Molecular consequence: SO:0001627: intron_variant. Variant type: Duplication. Disease database links: MONDO:MONDO:0019403,MedGen:C0002876,OMIM:PS224120,Orphanet:85|MedGen:C3661900. Review status: criteria provided, multiple submitters, no conflicts.