Evaluation of Adequate Sampling Iron stores (hemosiderin) Can see them reasonably well on DiffQuick Increased with chronic inflammatory disease –Anemia of chronic disease (non-regenerative) Decreased with chronic blood loss –Need iron supplementation Megakaryocytes Scan at low power for large purple multi- nucleated (30-50) cells Increased if regenerative thrombocytopenia or iron deficiency Decreased if non-regenerative or acute severe thrombocytenia
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