Ever felt a little lost looking at your blood test results? You’re not alone. Blood tests sound like a foreign language with all those numbers and medical terms that make very little sense. But ...

A mean corpuscular volume (MCV) is a type of blood test that measures the size of your red blood cells. A low MCV means that your red blood cells are smaller than average, possibly indicating iron ...

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 ...