Causes may be:
- Problems in genes that control cell growth
- A change in the number of cells due to certain cancers
- Health problems, such as infections, problems with the immune system, or allergies
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
Some people may not have symptoms. The symptoms a person will have depend on what is causing the eosinophilia. For example:
- Breathing problems
Infections from a parasite:
- Belly pain
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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