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Table 3 Differential diagnoses of hypereosinophilia [8]

From: Hypereosinophilic syndrome manifested as eosinophilic gastroenteritis and colitis in a patient undergoing hemodialysis

Category

Examples

• Allergic disorders

Asthma, atopic dermatitis

• Drug hypersensitivity

Eosinophilia-myalgia syndrome, DRESS, interstitial nephritis, eosinophilic hepatitis

• Infection

 ▪ Helminthic

Strongyloidiasis, trichinellosis, filariasis, schistosomiasis, hookworm

 ▪ Ectoparasitic

Scabies, myiasis

 ▪ Protozoan

Isosporiasis, sarcocystis myositis

 ▪ Fungal

Coccidiodomycosis, allergic bronchopulmonary aspergillosis, histoplasmosis

 ▪ Viral

HIV

• Neoplasia

Leukemia, lymphoma, adenocarcinoma

• Immunologic disorders

 ▪ Immunodeficiency

DOCK8 deficiency, hyper-IgE syndrome, Omenn’s syndrome

 ▪ Autoimmune and idiopathic

Sarcoidosis, inflammatory bowel disease, IgG4 disease, other connective tissue diseases

• Miscellaneous

Radiation exposure, cholesterol emboli, hypoadrenalism, IL-2 therapy

• Rare eosinophilic disorders

Idiopathic HES, EGPA, EGIDs

  1. DRESS drug reaction with eosinophilia and systemic symptoms, HIV human immunodeficiency virus, DOCK8 dedicator of cytokinesis 8, IgE immunoglobulin E, IgG4 immunoglobulin G4, IL-2 interleukin-2, EGPA eosinophilic granulomatosis with polyangiitis, EGIDs eosinophilic gastrointestinal disorders