<prompt> All of the following are good prognostic factors for acute lymphoblastic leukemia exceptAge of onset between 2-8 yearsHyperdiploidy, trisomy of chromosomes 4, 7 and 10 and 12;21Intial WBC count less than 500009;22, 8;14  <response>: Favorable Prognostic markersUnfevorable prognosis markersAge between 2 and 10 yearsBelow 2 years and above 10 yearsLow white cell countHigh more than 50,000 cells cummHyperdiploidyHyoploidyTrisomy of chromosome 4, 7 and 10 and 12;21 9;22 the philadelphia chromosome 