<prompt> In AML, diagnosis of blasts cells is10 of myeloid blasts15 of myeloid blasts20 of myeloid blasts10 of myeloid blasts and 15 promyelocytes  <response>: C. i.e. 20 of myloid blasts 462 - Basic pathology 418 Harsh Mohan 5thACUTE MYELOGENOUS LEUKEMIA As per WHO classification of leukemias, these criteria have been revised upwards to 20 blasts in the marrow for labeling and treating a case as AML 418 - Harsh Mohan 5th By definition, in AML myeloid blasts or promyelocytes make up more than 20 of bone marrow cellularity 462- Basic pathology 8th DIC is seen in M3 type of AML Auer rods, red -staining rod like structures present in the myeloblasts or more differentiated cells Diagnostic clue Abnormal PMLRARA fusion proteins Autoimmune haemolytic anemia is seen in CLL Chloroma is greenish in appearance due to the presence of myeloperoxidase seen in AML In AML, Chromosomal anomaly is - 8: 21 All - trans- retinoic acid is used in treatment for Acute- Promyelocytic Leukemia PML 