A: The variant NC_000022.11:g.50525741C>T in gene SCO2 is classified as 'Uncertain_significance' for Fatal_Infantile_Cardioencephalomyopathy|Mitochondrial_complex_IV_deficiency,_nuclear_type_1|not_provided. Molecular consequence: SO:0001627: intron_variant. Variant type: single_nucleotide_variant. Disease database links: MedGen:CN239235|MONDO:MONDO:0700250,MedGen:C5435656,OMIM:220110|MedGen:C3661900. Review status: criteria provided, multiple submitters, no conflicts.