The introduction of the world’s first targeted anticancer drug ‘Gleevec,’ has brought a revolutionary change in the field of chronic myeloid leukemia (CML) treatment. Patients who mostly died if they were unable to receive hematopoietic stem cell transplantation, may now not only survive long-term but can maintain a high quality of life and even discuss the possibility of treatment-free remission (TFR), where a patient can maintain a state of remission in their cancer cells even after discontinuing his/her treatment.

Analysis shows that the possibility of TFR is determined by the response to the drug used in the initial stages of treatment. This means that patients with a higher rate of achieving an ear