GSTM1 and chronic myelogenous leukemia, BCR-ABL1 positive: Hematologic parameters such as WBC count, platelet, Hb, BM blast, PB blast, and LDH levels were analyzed between patients with ACAs and patients with t(9;22) as the sole cytogenetic abnormality, in all the study stages of CML, in order to reveal any significant relationship.