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Basophilia
Basophil count greater than 150/uL or more than 3% basophils in the peripheral blood smear
Causes:
Acute Hypersensitivity
Chronic Inflammatory Conditions
Chronic Infections
Myeloproliferative disorders
--AML
--CML
--Acute Leukemia with basophilic phenotype
Iron Deficiency
Chronic Nephrotic Renal Failure
Lung Cancer
Myxedema
Watch for histamine release in patients with very high basophil counts i.e. AML with basophilic phenotype.
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