n. an abnormally shaped red blood cell (*erythrocyte). Poikilocytes may be classified into a variety of types on the basis of their shape; for example elliptocytes (ellipsoid) and schistocytes (semilunar). See also poikilocytosis.
n. the presence of abnormally shaped red cells (*poikilocytes) in the blood. Poikilocytosis is particularly marked in *myelofibrosis but can occur to some extent in almost any blood disease.... poikilocytosis
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