/WHAT_IT_IS
RDW measures variation in red cell size. High RDW often appears early in nutritional anemias.
/NORMAL_RANGE
Reference: 11.5–14.5%.
What does high RDW mean?
- +Iron, B12, or folate deficiency; recent transfusion; recovering anemia.
What does low RDW mean?
- +Generally not clinically significant.
/ON_TRT
Not directly affected by TRT. Useful for catching subtle nutritional deficiencies that affect erythropoiesis.
/RELATED
/TRACK_THIS
Track RDW in the app.
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