scratch test


noun

a test for a suspected allergy in which the skin is scratched and an allergen applied to the area, redness indicating a positive reaction.

Origin of scratch test

First recorded in 1935–40

British Dictionary definitions for scratch test

scratch test

noun

med a skin test to determine allergic sensitivity to various substances by placing the allergen to be tested over an area of lightly scratched skin. A positive reaction is typically indicated by the formation of a weal

Medical definitions for scratch test

scratch test
[ skrăch ]

n.

A test for allergy performed by scratching the skin and applying an allergen to the wound.