A: The variant NC_000023.11:g.10449494_10449510dup in gene MID1 is classified as 'Likely_pathogenic' for X-linked_Opitz_G/BBB_syndrome. Molecular consequence: SO:0001587: nonsense. Variant type: Duplication. Disease database links: MONDO:MONDO:0010222,MedGen:C2936904,OMIM:300000,Orphanet:2745. Review status: criteria provided, single submitter.