RAST Allergy Test For Determining Allergy

By | August 17, 2015

Rast allergy test

It is our common observation and experiences that most of the people around us or even the people in our families are allergic to many things. When they get allergic they might experience the symptoms of their particular allergy. The allergies also have the types and the types of allergies differ in their symptoms. In this article we will review the RAST allergy test that is used to determine the substances that causes the allergy. RAST allergy test is very effective in this test. So from this article you will get knowledge about what is RAST allergy test and how the

RAST allergy test is carried out.

  1. The radioallergosorbent test is also known as the(RAST) is a blood test used to determine the substances the subject is allergic It is different from a skin allergy test, that determines allergy by the reaction of a person skin to somedifferent substances.

The radioallergosorbent or RAST allergy test also looks for the specific allergen-related antibodies in order to identify the allergy triggers. Since the introduction of ELISA test, the RAST allergy test has not typically been used.

The Allergies can cause the increase in certain types of the white blood cells. The  Blood tests to check your white blood cell count, it is  including a count of a type of the white cell called an the eosinophil, that may also be done if your doctor thinks that you have allergies. But, it is important to keep in the mind that many other health conditions could cause an increase in the white blood cells.

Some Other blood tests may be ordered whichmeasure the release of chemicals responsible for the allergic reactions.

Why Allergy Blood Tests need to be Done

The Allergy skin testing is the preferred method,however in some cases blood testing may be ordered.

Rast allergy test

Allergy blood testing is recommended in following cases:

  • You Are using a medicine known to interfere with the test results and can not stop taking it for the few days. Itwould include the antihistamines, the steroids, and some antidepressants.
  • Cannot tolerate many needle scratches required for the skin testing.
  • Have the unstable heart
  • Have a poorly controlled asthma.
  • Have some severe eczema, the dermatitispsoriasis, or some other severe skin
  • May have an extreme reaction during the skin testing or have a history of life threatening allergic reactioncalled as the anaphylaxis.

The doctor may also order blood testing to determine that how well your allergy treatments that is immunotherapy are working. The Blood testing may also show that whether you have outgrown the allergy.

So we discussed that it is  our common observation and experiences that most of the people around us or even the people in our families are allergic to many things. When they get allergic they might experience the symptoms of their particular allergy. The allergies also have the types and the types of allergies differ in their symptoms. In this article we also reviewed that  the RAST allergy test that is used to determine the substances that causes the allergy. RAST allergy test is very effective in this test. So from this article you will get knowledge about what is RAST allergy test and how the RAST allergy test is carried out. RAST allergy test is carried out. Please share your experiences and knowledge about the RAST allergy test in the comments down below. We really appreciate the participation, discussion and ideas of our audience. Thanks for taking out time to read our post. It will help you a lot.

References:

http://www.webmd.com/allergies/guide/blood-test

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