A: The variant NC_000022.11:g.42211290G>A in gene TCF20 is classified as 'Uncertain_significance' for Inborn_genetic_diseases|Developmental_delay_with_variable_intellectual_impairment_and_behavioral_abnormalities. Molecular consequence: SO:0001583: missense_variant. Variant type: single_nucleotide_variant. Disease database links: MeSH:D030342,MedGen:C0950123|MONDO:MONDO:0032745,MedGen:C5193092,OMIM:618430. Review status: criteria provided, multiple submitters, no conflicts.