Patch Test (noun) Definition, Meaning & Examples

noun
  1. a test for suspected allergy by application to the skin of a patch impregnated with an allergen: allergic reaction is indicated by redness at the site of application.
noun
  1. a test to detect an allergic reaction by applying small amounts of a suspected substance to the skin and then examining the area for signs of irritation
Patch Test (noun) Definition, Meaning & Examples

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