BCR-ABL1gene fusion is seen in all of the following except
Translocation between chromosome 9 and chromosome 22 leading to fusion of BCR gene with ABL1 gene is seen characteristically in chronic myeloid leukemia. However, this genetic signature is also seen in ALL where it portends a bad prognosis and in AML as per recent WHO update.
Acute myeloid leukemia
Chronic myeloid leukemia
Acute lymphoblastic leukemia
Chronic lymphocytic leukemia