Complete or major hematological response

Partial or minor hematological response  

Loos or minimal hematological response

Platelet count >150×109/L WBC count <10×109/L Basophils :<5% Differential without immature granulocytes. Absence of blasts and promyelocytes in peripheral blood Spleen : nonpalpable spleen 

Platelet count <450×109/L WBC count >10×109/L Basophils :>10%

Presence of blasts and promyelocytes in peripheral blood Spleen : Palpable spleen

Platelet count <450×109/L WBC count >20×109/L Basophils :15%

Presence of blasts and promyelocytes in peripheral blood Spleen : Palpable spleen

Table 1a: Hematologic responses.