14-year-old battles both Leukemia and Langerhans Cell Sarcoma
14-year-old Deryn Blackwell was diagnosed with both Acute Lymphoblastic Leukemia and Langerhans Cell Sarcoma. He is the only person in the entire world to be fighting both of these diseases! He also fought off three catastrophic infections with no immune system. Deryn was removed to a hospice and expected to die, but he is still alive today and planning for the future.