A: The variant NC_000019.10:g.39504079C>T in gene DLL3 is classified as 'Pathogenic' for Hemivertebrae|Rib_fusion|not_provided. Molecular consequence: SO:0001587: nonsense. Variant type: single_nucleotide_variant. Disease database links: Human_Phenotype_Ontology:HP:0002937,MedGen:C0265677|Human_Phenotype_Ontology:HP:0000880,Human_Phenotype_Ontology:HP:0000902,MedGen:C0265695|MedGen:C3661900. Review status: criteria provided, multiple submitters, no conflicts.