The survival time after successful chemotherapy for leukemia m2 is related to the effect of chemotherapy and the specific condition of the patient. Leukemia m2 patients may also survive disease-free for a long time if chemotherapy is successful with good results, followed by stable consolidation and intensive treatment. When the patient is younger, in good physical condition, and without any other systemic diseases, the survival time may be longer. When the patient is elderly, in poor health, with multiple other chronic systemic diseases, life expectancy may be shorter and the patient’s resistance needs to be strengthened. After the success of chemotherapy for leukemia m2 patients, if the symptoms reach complete remission, the later stage also needs to pay attention to consolidation and reinforcement for standardized treatment, which is beneficial to improve the survival rate of patients.