Currently, the type of leukemia with the highest cure rate is M3, acute promyelocytic leukemia. The following is an explanation of the basic concepts and treatment prognosis. 1. M3 is mainly characterized by an increase in the number of promyelocytes in the bone marrow system, which is due to the mutation of genes in the chromosome position, and its symptoms are mainly anemia, bleeding, and infection. 2. The main treatment means is drug chemotherapy, the first choice is all-trans retinoic acid plus arsenic, the combination of the two can stop the gene fusion of cancer cells and hinder the growth of the tumor, which has a very good therapeutic effect, and more than 93% of the patients can be almost cured. If you find any similar symptoms of leukemia as above, you should consult a doctor in time and receive active treatment under the guidance of a physician.