scratch test (B2)
noun phrase
Pronunciation: /skrætʃ tɛst/
Definition
A diagnostic procedure where a small amount of a substance is placed on the skin and the skin is then scratched to observe the reaction, often used to test for allergies.
Examples
The scratch test revealed that the patient was severely allergic to peanuts.
The doctor ordered a scratch test to determine the cause of the patient's skin rash.
The nurse prepared the patient for the scratch test by cleaning the area with antiseptic solution.
How to Use scratch test
- perform a scratch test (verb phrase)
- to conduct a scratch test — "The doctor will perform a scratch test to determine if you are allergic to the medication."
- undergo a scratch test (verb phrase)
- to receive a scratch test — "The patient will undergo a scratch test to diagnose the allergy."
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