The patient is a male who is 51 years-old. He has been diagnosed with acute leukemia. Neutrophils = 2% Bands = 5% Metamyelocytes = 2% Lymphocytes = 3% Blasts = 88% 1. Cells were positive with the nonspecific esterase special stain. Auer rods were not demonstrated. What is the probable type (i.e., lymphoid or myeloid) of leukemia? 2. What do the flow cytometry (i.e., CD14 64%; CD34 18%; CD33 98%, TdT negative) studies indicate? 3. Which acute leukemia is most characteristic given the data listed above?

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