A complete blood count (CBC):
is the most widely requested and single most important lab test on blood. Many CBCs are done as routine screens – tests that provide general information ...
Decreased RBC size and Hemoglobin content (MCH) and concentration (MCHC) and increased central zone of pallor for more than the third of cell diameter.
Microcytic Hypochromic Anemia ...
The CBC of a patient with microangiopathic hemolytic anemia (MAHA) demonstrates a markedly increased RDW (red cell distribution width) due to the marked variation in size and shape ...
CBC with megaloblastic anemia
====================
The CBC here shows a markedly increased MCV, typical for megaloblastic anemia.
The MCV can be mildly increased in persons recovering ...
This is CBC diagram from patient with iron deficiency anemia, notice that:
Hemoglobin, Hematocrit is decreased —> Anemia
MCV is low —> Microcytic Anemia
MCH is low ...