Whether leukemia relapse after a save

After the relapse of leukemia than those in the untreated patients, the treatment is difficult, but there is still a considerable number of patients relapse after active treatment, complete remission was again or even survive long. Currently, in order to overcome clinical resistance for patients with relapsed or refractory leukemia treatment often used : (1) use no cross-resistance to the drug combinations as new chemotherapy; (2) the use of increased doses of conventional drugs; (3) use of conventional drugs and the mechanisms of the anti - leukemia drug. For recurrence of leukemia patients, if suitable for hematopoietic stem cells, and should strive to ease depart later in the first allogeneic stem cell transplantation for treatment.