Eosinophilia
Etiology
- Drug hypersensitivity
 - Allergic state, eg, asthma, urticaria, atopic dermatitis
 - Tissue invasion by parasites, eg, ascariasis, visceral larva migrans
 - Other skin disorder, eg, pemphigoid, dermatitis herpetiformis
 - Malignancy, especially lymphoma
 - Connective tissue disease, eg, Churg-Strauss syndrome, polyarteritis nodosa, eosinophilic fasciitis
 - Eosinophilic pulmonary syndrome
 - Fungal infection, eg, coccidioidomycosis
 - Idiopathic
 - Other: adrenal insufficiency, cholesterol emboli, eosinophilic leukemia
 
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Last updated: December 1, 2014
Citation
Zeiger, Roni F.. "Eosinophilia." Diagnosaurus, 4th ed., McGraw-Hill Education, 2014. Medicine Central, im.unboundmedicine.com/medicine/view/Diagnosaurus/114661/all/Eosinophilia. 
Zeiger RFR. Eosinophilia. Diagnosaurus. McGraw-Hill Education; 2014. https://im.unboundmedicine.com/medicine/view/Diagnosaurus/114661/all/Eosinophilia. Accessed November 4, 2025.
Zeiger, R. F. (2014). Eosinophilia. In Diagnosaurus (4th ed.). McGraw-Hill Education. https://im.unboundmedicine.com/medicine/view/Diagnosaurus/114661/all/Eosinophilia
Zeiger RFR. Eosinophilia [Internet]. In: Diagnosaurus. McGraw-Hill Education; 2014. [cited 2025 November 04]. Available from: https://im.unboundmedicine.com/medicine/view/Diagnosaurus/114661/all/Eosinophilia.
* Article titles in AMA citation format should be in sentence-case
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Diagnosaurus

