NCIt definition : A myelodysplastic/myeloproliferative neoplasm characterized by the presence of leukocytosis
with increased numbers of neutrophils, promyelocytes, myelocytes, and metamyelocytes;
blasts less than 20% in bone marrow and peripheral blood; dysgranulopoiesis; minimal
or absent monocytosis; absence of eosinophilia; and presence of bone marrow hypercellularity
with granulocytic proliferation and granulocytic dysplasia. Dysplasia in the erythroid
and megakaryocytic lineages may be present or absent. No evidence of BCR/ABL fusion
is present.;