Peter Maslak and Susan McKenzie, Memorial Sloan-Kettering Cancer Center

Peter Maslak and Susan McKenzie, Memorial Sloan-Kettering Cancer Center

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Bone marrow aspirate from a patient with chronic myelomonocytic leukemia (CMML). Note the extensive proliferation of immature and mature monocytes. CMML is variably classified as a form of myelodysplastic syndrome (MDS) or a form of myeloproliferative disease, depending on whether dysplasia or proliferation is prominent.

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