Type Name
M0 Minimally differentiated acute myeloblastic leukemia
M1 Acute myeloblastic leukemia, without maturation
M2 Acute myeloblastic leukemia, with granulocytic maturation
M3 Acute Promyelocytic Leukemia(APL)
M4 Acute Myelomonocytic Leukemia, And Acute Myelomonocytic With Eosinophilia (M4eo)
M5 Acute Monoblastic Leukemia(M5a) and Acute Monocytic Leukemia(M5b)
M6 Acute erythroid leukemias
M7 Acute megakaryoblastic leukemia
Table 1: Eight FAB subtypes were proposed in 1976.