Mcv meaning in blood test: A mean corpuscular volume

A mean corpuscular volume (MCV) test measures the average size and volume of red blood cells. Low, high, or normal MCV can indicate types of anemia. MCV measures the average size of red blood cells and can help diagnose different types of anemia. A high MCV may indicate vitamin B12 or folate deficiency, liver disease, or other conditions. We would like to show you a description here but the site won’t allow us. MCV (mean corpuscular volume) measures the average size of your red blood cells. It’s part of a CBC and can help diagnose anemia, liver disease and other conditions. Learn how to prepare, what to expect and what the results mean.