All of the following are good prognostic factors for acute lymphoblastic leukemia except
Favorable Prognostic markers
Unfevorable prognosis markers




Age between 2 and 10 years




Below 2 years and above 10 years






Low white cell count




High (more than 50,000 cells / cumm)






Hyperdiploidy




Hyoploidy






Trisomy of chromosome 4, 7 and 10 and + (12;21)




+ (9;22) (the philadelphia chromosome)
Age of onset between 2-8 years
Hyperdiploidy, trisomy of chromosomes 4, 7 and 10 and + (12;21)
Intial WBC count less than 50000
+ (9;22), + (8;14)