Why is it important to note that the red cell distribution width (RDW) in this case is normal ?

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	The RDW adds nothing to the interpretation of these results.
	The RDW helps to differentiate among various types of microcytic anemias.
	A normal RDW rules out the possibility of a heterozygous inherited anemia such as thalassemia minor.
	The RDW is usually normal for microcytic, hypochromic anemias.