This symptom is more common in people who have other family members who have it.
Other things that may raise the risk are:
- Allergies, including food allergies
- Infections, mainly those caused by parasites
- Inflammatory conditions in the body
- Skin problems
- Certain blood cancers
- Reactions to medicines
- Conditions or toxic exposures from work
The doctor will ask about your symptoms and health history. A physical may be done.
Initial tests may be:
- Blood tests
- Stool tests
- Bone marrow tests
Other tests that may be done depend on the problems you are having. This may involve:
- CT scan
- MRI scan
This content is reviewed regularly and is updated when new and relevant evidence is made available. This information is neither intended nor implied to be a substitute for professional medical advice. Always seek the advice of your physician or other qualified health provider prior to starting any new treatment or with questions regarding a medical condition.
Edits to original content made by Denver Health.
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American Academy of Allergy, Asthma, and Immunology https://www.aaaai.org
American Society of Hematology http://www.hematology.org
Allergy Asthma Information Association http://aaia.ca
Health Canada https://www.canada.ca
Eosinophilia. Merck Manual Professional Version website. Available at: https://www.merckmanuals.com/professional/hematology-and-oncology/eosinophilic-disorders/eosinophilia. Accessed October 23, 2020.
Eosinophilia. Patient website. Available at: https://patient.info/doctor/eosinophilia. Accessed October 23, 2020.
Eosinophilia—approach to the patient. EBSCO DynaMed website. Available at: https://www.dynamed.com/approach-to/eosinophilia-approach-to-the-patient. Accessed October 23, 2020.
World Health Organization (WHO) 2017 update on diagnosis, risk stratification, and management of WHO-defined eosinophilic disorders can be found in Am J Hematol 2017 Nov;92(11):1243.