case history of peripheral smear is showing hypersegmented neutrophils , this is due to deficiency of
Neutrophil hypersegmentation can be defined as the presence of neutrophils whose nuclei have six or more lobes or the presence of more than 3% of neutrophils with at least five nuclear lobes. ... The presence of hypersegmented neutrophils is an impoant diagnostic feature of megaloblastic anaemias. ref : robbins 10th ed
vit B12 deficiency
folate deficiency
iron deficiency
thalasemia
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