Dr. de Jong treats children with all types of cancer and blood diseases. She is the Director of Pediatric Hematology and has specialized expertise in bone marrow failure, leukemia, autoimmune blood diseases (such as autoimmune hemolytic anemia, autoimmune neutropenia, immune thrombocytopenia purpura and Evans syndrome), hemoglobinopathies (such as thalassemia and sickle cell disease), and bleeding and clotting disorders.
Her research focuses on hematopoietic stem cells and genetic risks for hematologic malignancy. She is also studying the genetic causes of aplastic anemia. She is co-director of the Pediatric Cancer Genetic Risk clinic and the director of the Pediatric Bone Marrow Failure clinic.

Jill De Jong, MD PhD
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Associate Professor of Pediatrics
Committee on Cancer Biology
Committee on Development, Regeneration, and Stem Cell Biology - Clinical Interests: Anemias, Autoimmune Blood Diseases, Benign Hematology, Bleeding Disorders, CAR TCell Therapy for Pediatric Cancers, Coagulation Disorders, Hematopoietic Malignancies, Hemoglobinopathies, Immunodeficiency, Pediatric Hematology, Pediatric Stem Cell Transplant, Sickle Cell Disease
- Research and Scholarly Interests: Anemias, Aplastic Anemias, Bleeding disorders, Bone Marrow Failure syndromes, Cancer Genetic Risk, Clotting disorders, Hematopoietic Malignancy, Hemoglobinopathies, ITP, Neutropenias, Pediatric Hematology, Sickle Cell Disease, Thalassemia, Thrombocytopenias
- Websites: Research Network Profile
- Contact: jdejong@uchicago.edu
- Graduate Programs: Cancer Biology, Development, Regeneration & Stem Cell Biology