A: The variant NC_000019.10:g.51347076A>G in gene ETFB is classified as 'Likely_benign' for Multiple_acyl-CoA_dehydrogenase_deficiency. Molecular consequence: SO:0001627: intron_variant. Variant type: single_nucleotide_variant. Disease database links: MONDO:MONDO:0009282,MedGen:C0268596,OMIM:231680,Orphanet:26791. Review status: criteria provided, single submitter.