His genetic analysis did not show p190‐type or p210‐type BCR/ABL1 and NPM1 mutation although this feature is more prevalent in De Novo AML as mentioned in Table 2 but not seen in our patient and thus favoring the picture of CML‐BP more and clearing further ambiguity of diagnosing such a clinical presentation. The gene discussed is NPM1; the disease is acute myeloid leukemia.