patch test


patch test

noun

Definition of PATCH TEST

:  a test for determining allergic sensitivity that is made by applying to the unbroken skin small pads soaked with the allergen to be tested

First Known Use of PATCH TEST

1933

patch test

noun    (Medical Dictionary)

Medical Definition of PATCH TEST

: a test for determining allergic sensitivity that is made by applying to the unbroken skin small pads soaked with the allergen to be tested and that indicates sensitivity when irritation develops at the point of application—compare intradermal test, prick test, scratch test

patch test

noun    (Concise Encyclopedia)

Controlled application of biological or chemical substances to the skin to test for allergy. Small amounts of diluted test substances applied under a patch of cloth or soft paper and an impermeable membrane are left in place for 48 hours, and the skin reaction is then examined and scored from 0 (none) to 4+ (severe blistering and redness).

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