View Macrocytic Anemia Differential Diagnosis Pictures. The term macrocytic is from greek words meaning large cell. The absence of iron stores in the bone.
In macrocytic anemia, your red blood cells are too large. Microcytic anemia [published corrections appear in pediatr rev. Microcytic anemia is defined as the presence of small, often hypochromic, red blood cells in a peripheral blood smear and is usually characterized by a low mcv (less than 83 micron 3).
Macrocytic anemia, defined as a mean cell volume (mcv) ≥100 fl in adults, has a narrow differential diagnosis that requires evaluation of the peripheral blood smear as well as additional laboratory testing taken in conjunction with clinical information that includes patient history and physical.
In hypochromic anemia, a differential diagnosis is made between iron deficiency anemia, sideroblastic anemia and thalassemia. The size of the red blood cells means there are fewer of them to one of the most common types of macrocytic anemia is megaloblastic macrocytic anemia. This happens when red blood cells produce dna too. Normally it is not needed to make the diagnosis of vitamin b12 deficiency.
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