Pathology All of the following are good prognostic factors for acute lymphoblastic leukemia ,except: A Age of onset between 2-8 years B Initial WBC count less than 50000 C Hyper ploidy D t(9:22), t(8:14), t(4:11) 💡 Explanation All of the following are good prognostic factors for acute lymphoblastic leukemia ,except: ✓ Correct Answer: D. t(9:22), t(8:14), t(4:11)