09/23/2025
When 4-year-old Tilli Estes took a tumble off the couch during playtime, she developed a sore back. Over the next week, the pain worsened and spiraled into unexplained fevers. Patricia, Tilliās mom, took her to the doctor. Her symptoms were written off as bruising, though bloodwork revealed that little Tilli had anemia. However, when Tilliās temperature skyrocketed, Patricia took her straight to the emergency room. It was there that she was given the diagnosis ā Tilli had acute lymphoblastic leukemia.
When 4-year-old Tilli Estes was diagnosed with acute lymphoblastic leukemia, her family turned to Oklahoma Childrenās OU Health for expert care and support. After two years of treatment, Tilli rang the bell to celebrate her recoveryāmarking a journey of courage, compassion, and hope.