May Be Caused by

Allergic disorder

Carcinoma

Churg-Strauss syndrome

Cirrhosis

Crohn disease

Cryptogenic pulmonary eosinophilia

Dermatitis herpetiformis

Drug reaction

Eczema

Eosinophilia-myalgia syndrome

Eosinophilic cystitis

Eosinophilic gastroenteritis

Eosinophilic pneumonia

Exfoliative dermatitis

Familial eosinophilia

Fanconi anemia

Granulocytic sarcoma

Hodgkin disease

Idiopathic hypereosinophilic syndrome

Immune deficiency disorder

Infection

Leukemia

Löffler syndrome

Lymphosarcoma

Omenn syndrome

Parasitic infestation

Pemphigus

Peritoneal dialysis

Polyarteritis nodosa

Posttraumatic pleural effusion

Psoriasis

Radiation therapy

Rheumatoid arthritis

Scleroderma

Splenectomy

Systemic lupus erythematosus

TAR syndrome

Ulcerative colitis