Prick-to-price test
Definition
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Test for the diagnosis of an IgE-mediated allergic reaction of the immediate type (type I allergy) with native allergens (e.g. food) on the skin.
Indication
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S.u. Food allergies. S.a.u. Histamine intolerance.
Implementation
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The prick needle is used to transfer the native allergen from the fruit (or another allergen carrier) into the patient's skin. The reading of the reactions takes place as in a "usual" prick test after 20 minutes ( type I allergy).
Literature
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- Vassilopoulou E et al (2007) Severe Immediate Allergic Reactions to Grapes: Part of a Lipid Transfer Protein-Associated Clinical Syndrome. Int Arch Allergy Immunol 143: 92-102