A: The variant NC_000020.11:g.18554385A>G in gene SEC23B is classified as 'Uncertain_significance' for Congenital_dyserythropoietic_anemia,_type_II|Inborn_genetic_diseases. Molecular consequence: SO:0001583: missense_variant. Variant type: single_nucleotide_variant. Disease database links: MONDO:MONDO:0009134,MedGen:C1306589,OMIM:224100,Orphanet:98873|MeSH:D030342,MedGen:C0950123. Review status: criteria provided, multiple submitters, no conflicts.