Anemia is a lower than normal red blood cell (RBC) count. RBCs carry oxygen from the lungs delivering it to most cells in the body. Symptoms of low oxygen include dizziness, fatigue, difficulty ...

Macrocytosis is a condition in which your red blood cells are larger than they should be. While it isn’t a condition of its own, macrocytosis is a sign that you have an underlying health condition and ...

Patients with a low MCV are likely to have iron deficiency anemia, although thalassemia and anemia of chronic disease are part of the differential. 1 When the MCV is low, the serum ferritin level can ...