PSIP1 and chronic myelogenous leukemia, BCR-ABL1 positive: Rare t(9;11)(p22;p15) translocation with NUP98‐LEDGF (NUP98‐PSIP1) fusion has been described in adult patients with acute myeloid leukemia (M1/M2 AML),10, 11, 12, 13 transformed chronic myeloid leukemia,14 or myelodysplastic syndrome with excess blasts (MDS‐EB‐2),15 and in a pediatric case of transitional M2‐M3 AML.16