Immunoglobulin E (IgE) and allergies


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Immunoglobulin E (IgE) and allergies


Immunoglobulins E (IgE) are allergy antibodies produced by your body's immune system. IgE is one of several immunoglobulin classes (such as IgA, IgG, and IgM). Each immunoglobulin class contains many different and unique antibodies.

  • IgE levels are generally elevated in people with allergic diseases (and asthma), but many of these people may have normal IgE levels.
  • Tests assessing IgE levels in association with skin tests, medical history, and a physical exam may be useful in diagnosing allergies in some people.

Credits


Author Debby Golonka, MPH
Editor Susan Van Houten, RN, BSN, MBA
Associate Editor Pat Truman
Primary Medical Reviewer Caroline S. Rhoads, MD

- Internal Medicine
Specialist Medical Reviewer Harold S. Nelson, MD

- Allergy and Immunology
Last Updated August 8, 2007

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Last updated: August 08, 2007
Author: Debby Golonka, MPH
Reviewed By: Caroline S. Rhoads, MD - Internal Medicine, Harold S. Nelson, MD - Allergy and Immunology
Editors: Susan Van Houten, RN, BSN, MBA, Pat Truman

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