BCR and leukemia: Since patients with leukemia in complete remission (+ 25 d hematopoietic reconstitution, + 32 d chimerism rate 99.76%, + 38 d bone marrow puncture showed complete remission, BCR/ABL fusion gene P190 negative), it was speculated that the intrahepatic and splenic space occupation of the patient was caused by Fusarium infection.