According to FAB classification, the minimum blast cells for diagnosis of AML are
(30): (362- Harsh mohan 6th edition)* According to revised FAB classification system a leukaemia is acute if the bone marrow consist of more than 30% blasts* WHO classification for AML has revised and lowered the cut of percentage of marrow blasts to 20% from 30% in the FAB classification for making the diagnosis of AML
20
30
10
40
Blood