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 ...

Brad Reisfeld is a professor of chemical and biological engineering, biomedical engineering, and public health at Colorado State University. Your blood serves numerous roles to maintain your health.

An MCV test measures the average size and volume of your red blood cells. Low MCV suggests microcytic anemia, with red blood cells smaller than normal. High MCV suggests macrocytic anemia, with red ...

A complete blood count (CBC) is a common test to diagnose anemia by measuring red blood cell count, hemoglobin, and hematocrit levels. Iron deficiency is a common cause of anemia, and doctors may ...

A mean platelet volume (MPV) blood test measures the average size of your platelets, the tiny blood cells that help form clots to stop bleeding. It is often included in a complete blood count (CBC) ...