has characteristic has characteristic has material basis in germline mutation in FOXN1 T-cell immunodeficiency, congenital alopecia, and nail dystrophy https://github.com/monarch-initiative/mondo/issues/4069 https://rarediseases.info.nih.gov/diseases/4358/t-cell-immunodeficiency-congenital-alopecia-and-nail-dystrophy https://www.malacards.org/card/t_cell_immunodeficiency_congenital_alopecia_and_nail_dystrophy_2 FOXN1 deficiency UMLS:C1866426 T-cell immunodeficiency, congenital alopecia, and nail dystrophy MESH:C536781 SCTID:720345008 congenital alopecia and nail dystrophy associated with severe functional T-cell immunodeficiency A severe combined immunodeficiency characterized by congenital alopecia, severe T-cell immunodeficiency, and ridging, pitting or curving of all nails that has material basis in homozygous mutation in the FOXN1 gene on chromosome 17q11-q12. Orphanet:169095 Pignata Guarino syndrome severe T-cell immunodeficiency-congenital alopecia-nail dystrophy syndrome T-cell immunodeficiency, congenital alopecia and nail dystrophy alymphoid cystic thymic dysgenesis GARD:0004358 alopecia immunodeficiency winged helix deficiency DOID:0060769 OMIM:601705 MONDO:0011132 MEDGEN:355713 severe combined immunodeficiency congenital