According to the WHO classification, what must be true to differentiate myelodysplastic syndromes from acute leukemia? In acute leukemia:

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According to the WHO classification, to differentiate myelodysplastic syndromes from acute leukemia, the blasts must be less than 20% in myelodysplastic syndromes and greater than or equal to 20% in acute leukemia. Auer rods and fibrosis are not specific to acute leukemia and blast count close to 100% is suggestive of acute leukemia but not necessary for differentiation from myelodysplastic syndromes.

According to the WHO Classification, What Must Be True to Differentiate