Definition of Red cell distribution widthRed cell distribution width: A measurement of the variability of red blood cell size. Higher numbers indicate greater variation in size. The normal range for the red cell distribution width (RDW) is 11 - 15. The RDW is a standard part of the complete blood count. Last Editorial Review: 6/14/2012
Back to MedTerms online medical dictionary A-Z List Need help identifying pills and medications? |
Get the latest health and medical information delivered direct to your inbox FREE!


