Treatment for Acute Lymphoblastic Leukemia (ALL) requires patience from the patient, their family, and the healthcare team. Treatment is lengthy.

The primary treatment goal is to reduce the percentage of leukemia cells (blasts) in the bone marrow from above 20%, as detected at diagnosis, to below 5%. The secondary goal is to eliminate the undetectable tumor burden, known as "minimal residual disease."

The following approach is used to achieve this goal in Acute Lymphoblastic Leukemia (ALL) treatment: