How long an elderly person can live with acute leukemia treatment depends on the degree of the disease and the individual’s physical condition, from a few months to a few years, or even decades. If the general condition of the elderly is poor, acute leukemia, and not treated in a timely manner, life may be affected for a short period of time, while the general condition of the elderly and the timely treatment, the survival time may be prolonged. For acute leukemia at age greater than 55 years, chemotherapy is routinely recommended, while at age greater than 60 years, chemotherapy dosage is reduced to reduce treatment-related mortality; at age greater than 75 years, chemotherapy is generally not used, and supportive therapies are more often chosen, with component transfusions and anti-infective treatments as the mainstay. To take into account the general condition of the elderly and the tolerance of chemotherapy, with a view to obtaining the best therapeutic effect and longer survival. If an elderly person is diagnosed with acute leukemia, it is recommended that he or she go to the hospital in a timely manner and receive standardized treatment under the guidance of a doctor to minimize the adverse effects.