All of the following are true statements regarding scratch testing except:
A) Cleanse the skin with alcohol swabs before testing.
B) Use the same needle for each scratch.
C) Make the scratch first, then drop the allergen extracts in the scratched areas.
D) Give specific instructions to the patient.
Question 2
When performing a scratch test, the patient should be instructed to lie still for how long?
A) 5 minutes
B) 20 minutes
C) 30 minutes
D) 60 minutes