A: The variant NC_000019.10:g.17783027C>T in gene FCHO1 is classified as 'Pathogenic' for Immunodeficiency_with_T_and_B_cell_lymphopenia|Severe_congenital_neutropenia. Molecular consequence: SO:0001587: nonsense. Variant type: single_nucleotide_variant. Disease database links: .|MONDO:MONDO:0018542,MedGen:C1853118,OMIM:PS202700,Orphanet:42738. Review status: criteria provided, single submitter.