What diagnostic test for allergies involves the injection of specific allergens?
A) Phadiatop
B) Skin testing
C) Radioallergosorbent tests (RAST)
D) Blood examination for total immunoglobulin E (IgE)

Question

Quizplus · Accepted Answer

Skin testing is the most commonly used diagnostic test for allergy.A specific allergen is injected under the skin,and after a suitable time,the size of the resultant wheal is measured to determine the patient's sensitivity.Phadiatop is a screening test that uses a blood sample to assess for IgE antibodies for a group of specific allergens.RAST determines the level of specific IgE antibodies.Blood examination for total IgE would not distinguish among allergens.

What Diagnostic Test for Allergies Involves the Injection of Specific