Blood Disorders · Histology

In a peripheral blood smear, the presence of 'Hypersegmented Neutrophils' is a hallmark of which condition?

  1. Iron deficiency
  2. Megaloblastic anemia
  3. Infectious mononucleosis
  4. Chronic myeloid leukemia
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Correct answer: Megaloblastic anemia

Megaloblastic anemias, usually caused by folate or B12 deficiency, impair DNA synthesis. This results in larger-than-normal neutrophils with five or more nuclear lobes, reflecting a maturation defect.

Difficulty: Medium Question 4 of 20

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