A red cell distribution width (RDW) test is a type of blood test that indicates variations in the size of a person’s red blood cells. It can confirm an anemia diagnosis and help determine its cause.

Talk to your doctor if you have signs of anemia, such as excessive fatigue, because it may be helpful to have a red cell distribution width (RDW) along with a complete blood count (CBC) test. Be ...

Red blood cell distribution width (RDW) blood test measures the amount of red blood cell variation in volume and size. However, RDW is not used as an isolated parameter when interpreting a complete ...

The red cell distribution width (RDW) blood test measures differences in the volume and size of your red blood cells. Red blood cells help carry oxygen from the lungs to other parts of your body.

ORLANDO, Florida — Red blood cell distribution width (RDW) — an easily assessed, valuable predictor of cardiovascular disease, mortality, and other aging-related diseases — shows strong accuracy in a ...

What Is a RDW Blood Test? An RDW blood test – also known as a red blood cell distribution width blood test – is a measure of the difference in your red blood cells’ size and volume. RDW is one part of ...