<prompt> Good prognostic factor for AML are all except -Age less than 2 yearsAcute promyelocytic leukemiaAcute megakaryoblastic leukemiaAssociated with down syndrome  <response>: Ans. is c i.e., Acute Mega karyoblastic leukemia Good Prognostic factors for children with AMLo Prognostic factors are not quite as important in predicting outcome or in guiding treatment for AML as they are for ALL.o Age at diagnosis: Children younger than age 2.o Initial white blood cell WBC count; Children with AML whose WBC count is less than 100,000 cells per cubic millimeter Down syndrome: Children with Down syndrome who develop AML tend to have a good outlook.o Subtype of AML: the acute promyelocytic leukemia APL M3 subtype tends to have a good outlook while undifferentiated AML MO and acute megakaryoblast ic leukemia M7 are harder to treat.o Chromosome changes: Children with leukemia cell translocations between chromosomes 15 and 17 or between 8 and 21, or with an inversion rearrangement of chromosome 16 have a better chance of being cured.o Response to treatment: Children whose leukemia responds quickly to treatment.o Body weight: Children within the normal weight range tend to do better than children who are underweight or overweight. 