What a low RDW means on a blood test
A low red cell distribution width means your red blood cells are unusually uniform in size. How to read it alongside MCV, and when it is an artifact.
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A low red cell distribution width means your red blood cells are unusually uniform in size. How to read it alongside MCV, and when it is an artifact.
Hemoglobin is a concentration, not a mass, and that fact explains most of the confusion around a single result. Here is what the assay does, how much of a change is real, and what to pair it with.