AllRefer Health - Allergy Testing: What do Abnormal Results Mean? (Patch Tests - Allergy, RAST Test, Scratch Tests - Allergy, Skin Tests

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You are here : AllRefer.com > Health > Tests & Exams > Allergy Testing: What do Abnormal Results Mean?

Allergy Testing


•	Definition
•	Why is the Test Performed?
•	How is the Test Performed?
•	How to Prepare for the Test?
•	How will the Test Feel?
•	Normal Values
•	What do Abnormal Results Mean?
•	Special Considerations
•	Risks
•	Pictures & Images
•	Go To Main Page

Alternate Names : Patch Tests - Allergy, RAST Test, Scratch Tests - Allergy, Skin Tests - Allergy

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What do Abnormal Results Mean?

Most often, a positive test indicates an allergy to the substance in question. The skin tests are most reliable when testing for airborne substances (such as animal dander or pollen). However, if the dose of allergen is excessive, a positive reaction will occur even in persons who are not allergic.

Additional conditions under which the test may be performed:

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• Definition
• Why is the Test Performed?
• How is the Test Performed?
• How to Prepare for the Test?
• How will the Test Feel?
• Normal Values
• What do Abnormal Results Mean?
• Special Considerations
• Risks
• Pictures & Images

Review Date : 10/30/2003
Reviewed By : Donald Accetta, MD, MPH. President, Allergy & Asthma Care, PC, Taunton, MA. Review provided by VeriMed Healthcare Network.

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