Chemotherapy The 4 general phases of chemotherapy for acute lymphoblastic leukemia include Remission induction Postremission consolidation Interim maintenance and intensification Maintenance The goal of induction treatment is complete remission, defined as < 5% blast cells in the bone marrow, an absolute neutrophil count > 1000 / mcL (> 1 × 10 9 / L), a platelet count > 100, 000 / mcL (> 100 × 10 9 / L), and no need for blood transfusion.