Individuals on immunosuppressants should discontinue them prior to patch testing, if at all possible, to avoid tarnishing the test results, according to updated guidelines from the North American ...

Allergies are common and can be triggered by anything from certain foods and chemicals to dust or pet dander. While some people discover their allergies only after an unexpected reaction, deliberately ...

We report our experience with more than 1,000 patients who underwent patch testing with metals during the past decade at Mayo Clinic. Many metals with high reaction rates (eg, gold, nickel, and cobalt ...

The excitement of trying a new skincare product can quickly turn into disappointment when redness, itching, or irritation appears hours later. Whether it’s a promising eye cream, revolutionary serum, ...

PATCH testing in hand and foot eczema frequently showed no allergen, yet potassium dichromate topped positive results overall ...