Medically reviewed by Michael Menna, DO Key Takeaways The MCV test measures the size of your red blood cells.A normal MCV for ...
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 high MCV means your red blood cells are larger than normal. A high MCV can be associated with a group of cancers called myelodysplastic syndromes. However, other causes of high MCV, such as vitamin ...