ITK HAPLOINSUFFICIENCY AS A CAUSAL DEFECT IN VEO?IBD. Judith Kelsen1, Noor Dawany2, Marcella
Devoto3, Thomas Burn4, Kelly Maurer5, Edward Behrens4, Kathleen Sullivan5. 1Gastroenterology, The Children's Hospital of Philadelphia, Philadelphia, PA, USA; 2Department of Biomedical Health, The Children's Hospital of Philadelphia, Philadelphia, PA, USA; 3Genetics, The Children's Hospital of Philadelphia, Philadelphia, PA, USA; 4Rheumatology, The Children's Hospital of Philadelphia, Philadelphia, PA, USA; 5Immunology, The Children's Hospital of Philadelphia, Philadelphia, PA, USA.