A: The variant NC_000020.11:g.40688639G>A in gene MAFB is classified as 'Pathogenic' for Multicentric_carpo-tarsal_osteolysis_with_or_without_nephropathy. Molecular consequence: SO:0001583: missense_variant. Variant type: single_nucleotide_variant. Disease database links: MONDO:MONDO:0008152,MedGen:C2674705,OMIM:166300,Orphanet:2774. Review status: criteria provided, single submitter.