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Alternative names Return to top
Immediate Aspergillus skin testDefinition Return to top
Aspergillus is a mold. An antigen is a substance that stimulates the immune system to eliminate or fight foreign substances in the body. This skin test detects hypersensitivity to aspergillus.How the test is performed Return to top
The test site (an area with hair, usually the forearm) is cleansed. The antigen is then injected into the area. If there is a positive reaction, the area should turn red and develop a lump (similar to a mosquito bite) within ten minutes of injection. The lump should be at least 3 millimeters in diameter to be considered positive.How to prepare for the test Return to top
Infants and children:How the test will feel Return to top
There will be a brief sting as a needle is inserted just below the skin surface.Why the test is performed Return to top
The test is to detect hypersensitivity to the mold aspergillus.Normal Values Return to top
A negative reaction or no inflammation at the test site is normal.What abnormal results mean Return to top
If a positive reaction occurs (the test site is inflamed), you are hypersensitive to the aspergillus mold. You may have the disease known as pulmonary aspergillosis.What the risks are Return to top
There is a slight risk of anaphylactic shock (a severe reaction).Special considerations Return to top
Not applicable. Update Date: 1/26/2004 Updated by: Daniel Levy, M.D., Ph.D., Infectious Diseases, Greater Baltimore Medical Center, Baltimore, MD. Review provided by VeriMed Healthcare Network.
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Page last updated: 28 October 2004 |