myelodysplastic syndrome(redirected from Preleukemia)
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Related to Preleukemia: Myelodysplastic syndrome
Any of a group of disorders characterized by the abnormal proliferation of bone marrow cells that are precursors to blood cells. It is often associated with abnormalities of blood cells such as anemia and leukopenia.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.