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Skin Prick Test

Allergy skin prick test
An Allergy Skin Prick Test
A small drop of an allergen solution is placed on the inner arm, and a needle is used to gently prick the skin underneath the solution.
 
Skin prick test results
A Positive Allergy Skin Prick Test
If the patient is allergic to one or more of the allergens tested, the skin on the arm will develop a raised, itchy area with surrounding redness.