Allergy Tests
Allergy Tests
What is allergy test:

Your body's immune system reacts to a substance it is known as allergy. Variety of substance may cause allergy. This test is used to identify particular substances which are responsible for the allergy. Normally skin test or blood test is required for this test

Why it is done:
  • To find out reason of skin rashes and food allergy
  • Have such skin conditions like dermatographism, eczema, skin becomes red, sore, or swollen
  • Find out reason for asthma symptoms that are not well controlled with medicine
  • If person has hives and angioedema then this test is useful
  • This test is done when skin become itchy, red spot occurs on skin and for dry skin
Preparations for test:
  • Before the test , tell your doctor if you are taking any medicines
  • Before the test, doctor will ask you many questions about your food , and medical history, life style
How it is done:
  • Skin test and blood test are included in allergy test
  • In skin test technician uses a special tool to scratch the skin’s surface and investigate how your skin reacts to the foreign substance. This test is used to find out if you are allergic to something specific, such as bee venom or penicillin
  • If skin test won’t work then doctor may ask you to blood test
  • In blood test, sample blood sample is needed. Your blood sample is further send to laboratory to identify the presence of antibodies that fight specific allergens
  • If you have food allergy then doctor eliminate your die t to identify which foods are causing you to have an allergic reaction