| A rare immune dysregulation disease with immunodeficiency with characteristics of infantile or childhood onset of a variable phenotype including recurrent/persistent bacterial, fungal and viral infections with involvement of the skin, lower respiratory tract, gastrointestinal tract, eczema, allergies and inflammatory bowel disease. Epstein-Barr related smooth muscle neoplasms have also been reported. Immunophenotyping shows decreased Treg counts, as well as a deficient CD3/CD28 co-stimulation response in CD4+ and CD8+ T-cells. |
