metaplastic anemia

n.
  1. Pernicious anemia in which the various elements in the blood change into multisegmented, unusually large neutrophiles, immature myeloid cells, and distorted platelets.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.