Aspergillus antigen skin test

How the Test is Performed:
The test site (an area with hair, usually the forearm) is cleansed. The antigen is then injected into the area. You may need to keep the area dry for 48 to 72 hours. You will need to go back to the health care provider after 48 and 72 hours for the results to be evaluated.

How to Prepare:
Adults:
No special preparation is necessary.

Infants and children:
The physical and psychological preparation you can provide for this or any test or procedure depends on your child's age, interests, previous experience, and level of trust. For specific information regarding how you can prepare your child, see the following topics as they correspond to your child's age:



How it Feels:
There will be a brief sting as a needle is inserted just below the skin surface.

Risks:
There is a slight risk of anaphylactic shock (a severe reaction).

Why this Test is Performed:
The test is to detect exposure to the mold aspergillus.

Normal Values:
A negative reaction or no inflammation at the test site is normal.

Abnormal Results:
If a positive reaction occurs (the test site is inflamed), you have been exposed to the aspergillus mold and is at risk for developing aspergillosis .

Additional conditions under which the test may be performed:



Cost:
The estimated cost is $15 to $25.

Special Considerations:
Not applicable.