WHO Classification(2001 (4) AML not otherwise categorized AML minima//y di fferentiation AM without maturat ion AML with maturat ion Acute mye/monocytic /eukemia Acute monob/astic and monocytic / eukemia Acute erythroid /eukemia Acute megakaryob/astic / eukemia Acute basophil/ic /eukemia Acute panmyelosis with mye/fibrosis Mye/oid sarcoma (5) Acute /eukemia of ambiguous /ineage 2021/2/23 xie Yi, Hua Shan Hospital2021/2/23 xie Yi,Hua Shan Hospital 11 WHO classification (2001) (4) AML not otherwise categorized • AML minimally differentiation • AML without maturation • AML with maturation • Acute myelomonocytic leukemia • Acute monoblastic and monocytic leukemia • Acute erythroid leukemia • Acute megakaryoblastic leukemia • Acute basophilic leukemia • Acute panmyelosis with myelofibrosis • Myeloid sarcoma (5) Acute leukemia of ambiguous lineage