« Previous Page
of a solution containing a possible allergen is placed on the skin. Then a
series of scratches or needle pricks lets the solution enter the skin. If the
skin gets a red, raised itchy area (called a wheal), it usually means that the
person is allergic to that allergen.
ByHealthwise StaffPrimary Medical ReviewerE. Gregory Thompson, MD - Internal MedicineAdam Husney, MD - Family MedicineSpecialist Medical ReviewerRohit K Katial, MD - Allergy and Immunology
Current as ofApril 3, 2017
Current as of:
April 3, 2017
E. Gregory Thompson, MD - Internal Medicine & Adam Husney, MD - Family Medicine & Rohit K Katial, MD - Allergy and Immunology
To learn more about Healthwise, visit Healthwise.org.
© 1995-2017 Healthwise, Incorporated. Healthwise, Healthwise for every health decision, and the Healthwise logo are trademarks of Healthwise, Incorporated.