Eosinophilia: Difference between revisions
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==Evaluation== | ==Evaluation== | ||
*CBC with differential | |||
==Management== | ==Management== | ||
*Directed at underlying cause | |||
==Disposition== | ==Disposition== | ||
Latest revision as of 17:04, 12 January 2022
Background
- Defined usually as peripheral eosinophil count >0.5 x 109/L
- Eosinophils normally comprise <7% of total WBC count
Clinical Features
Differential Diagnosis
- Allergic reaction or other hypersensitivity/atopic state
- Urticaria, atopic dermatitis, asthma, drug reaction/hypersensitivity
- DRESS syndrome, drug-induced
- Parasitic infection
- Coccidioidomycosis and other fungal infections
- Malignancy (e.g. lymphoma, eosinophilic leukemia)
- Skin disorders (e.g. bullous pemphigoid, dermatitis herpetiformis)
- Adrenal insufficiency
- Connective tissue disease (e.g. Churg-Strauss syndrome)
- Interstitial nephritis
- Arsenic, gold toxicity
Evaluation
- CBC with differential
Management
- Directed at underlying cause