At just 14 years old, Hannah Koepsell has endured more medical battles than most face in a lifetime.
Diagnosed with high-risk acute lymphoblastic leukemia (ALL) B-cell in June 2022, Hannah completed her initial treatment in June 2024, ringing the victory bell at Roswell Park. But in a heartbreaking twist, her cancer returned that November.
This time around, treatment included reinduction chemotherapy, immunotherapy, and a bone marrow transplant in February 2025, with Hannah’s younger brother stepping up as her donor…