A: The variant NC_000022.11:g.42210218CT[1] in gene TCF20 is classified as 'Pathogenic' for Neurodevelopmental_abnormality. Molecular consequence: SO:0001589: frameshift_variant. Variant type: Microsatellite. Disease database links: Human_Phenotype_Ontology:HP:0012759,MedGen:C4022737. Review status: no assertion criteria provided.