Variations in size and color of erythrocytes

Published on 04/03/2015 by admin

Filed under Hematology, Oncology and Palliative Medicine

Last modified 04/03/2015

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10 Variations in size and color of erythrocytes

Variations in size

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FIGURE 10–1A Microcytes (MCV < 80 fL.).

Associated with:

Iron deficiency anemia, thalassemia minor, chronic inflammation (some cases), lead poisoning, hemoglobinopathies (some), sideroblastic anemia

Normal erythrocytes are approximately the same size as the nucleus of a small lymphocyte.

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FIGURE 10–1C Macrocytes (MCV > 100 fL.).

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FIGURE 10–1B Normocytes (MCV 80-100 fL.).

Associated with:

Liver disease, vitamin B12 deficiency, folate deficiency, neonates, reticulocytosis

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