Chronic myeloid leukemia (CML) is a myeloproliferative neoplasm with an incidence of 1–2 cases per 100 000 adults. It accounts for approximately 15% of newly diagnosed cases of leukemia in adults. 1 In 2017, it is estimated about 9000 new CML cases will be diagnosed in the United States, and about 1000 patients will die of CM