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All about allergy testing
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All about allergy testing

3 months ago
127 بازدید

Allergy testing is a test performed by a trained allergist to determine whether your body is allergic to a known substance. This test can be a blood test, a skin test, or an elimination diet.

If you would like to do a test, apply here....Stay with GCORP LLC on how and where to do this test.

Allergy

Allergies occur when the body's immune system, which is the body's natural defense system, overreacts to the environment. For example, pollen is usually harmless, but this substance can cause severe reactions in the body. These reactions can lead to the following symptoms:

  • Running nose
  • to sneeze
  • Blocked sinuses Itchy and watery eyes

Learn more: What are the symptoms of nut allergy?

Allergen types

Allergens are substances that cause an allergic reaction. There are three main types of allergens:
  • Respiratory allergens that cause sensitivity when they enter the lungs, nasal passages and throat... Pollen is one of the most common respiratory allergens.
  • Food allergens that exist in some foods such as peanuts, soybeans and seafood and lead to food allergies.
  • Contact with allergens that usually cause a reaction on contact with your skin... An example of this reaction can be redness and itching after contact with poison ivy...

During allergy testing, they expose you to a small amount of the allergen and record your body's reaction.

Why is an allergy test done?

According to the American College of Allergy, Asthma and Immunology, more than 50 million people in the United States have allergies.. Respiratory allergies are one of the most common allergies... Seasonal allergies and hay fever, a reaction to pollen, affect 40 million Americans.

The World Allergy Organization has shown that asthma kills 250,000 people every year.. This number of deaths is preventable with special care, because asthma is a type of allergy...

Allergy testing can determine which pollens, molds, or other substances you are allergic to....You may need medication to treat your allergies...Also, by understanding this, you can avoid allergens.

How to prepare for an allergy test?

Before performing an allergy test, your doctor will ask questions about your lifestyle, family history, and other issues.

Usually, your doctor will ask you not to take the following medications before allergy testing because they may affect the test results:

  • Non-prescription and prescription antihistamines
  • Medicines to treat heartburn, such as famotidine (Pepcid)
  • Anti-asthma drugs or anti-IgE monoclonal antibody, omalizumab (Xolair)
  • Benzodiazepines such as diazepam (Valium) or lorazepam (Ativan) Tricyclic antidepressants, such as amitriptyline (Elavil)

How is the allergy test done?

Allergy testing can be done through a blood or skin test.... If your doctor determines that you are allergic to a certain food, you may have to eliminate the diet..

Skin test for allergies

The test is used to identify several allergens....These include allergens in the air, foods, and touch items....The three types of skin tests are: scratch test, intradermal and patch test....The doctor first tries the scratch test....During this test, the allergen is placed in a liquid and then placed on a part of the skin using a special tool (which makes a small hole in the skin).

Your skin is carefully examined to record its reaction to the external allergen....If you see redness, swelling, skin bumps and itching, you are allergic to that substance....If the scratch test is inconclusive, the doctor may perform an intradermal test....This test is done by injecting a small amount of the allergen (>

the actual layers of the allergen).

See more: List of Best Allergists

Another skin test is the patch test (reputable source of T.R.U.E. test).... This test is done by using a glue containing allergens and placing it on the skin.... These patches will remain on your skin after leaving the office...

Sensitivity blood test

If there is a possibility of a severe allergic reaction to an allergen, your doctor will ask you to do a blood test.. The presence of antibodies in your blood that fight the allergen will be checked in the laboratory..

Elimination regimen

An elimination diet can help your doctor determine the allergenic foods that cause allergic reactions in the patient's body. This diet removes certain foods from your diet and then adds them back to your diet. Your reaction helps identify the allergenic food.

Dangers of allergy testing

Allergy testing can cause mild itching, redness, and swelling of the skin. In some cases, small bumps called wheals appear on the skin. These symptoms usually disappear after a few hours or days.

In rare cases, allergy testing can cause an immediate and severe reaction that requires medical attention... For this reason, it is best to perform allergy testing in an office that has the necessary medications and equipment, including epinephrine, to treat anaphylaxis, which is an acute, life-threatening reaction.

If a severe reaction occurs after leaving the office, call your doctor immediately.

Call the emergency department if you experience symptoms of anaphylaxis, such as swelling of the throat, difficulty breathing, fast heart rate, and low blood pressure. Severe anaphylaxis is considered a medical emergency.

After the allergy test

Once your doctor has determined which allergen you are allergic to, you can prepare a plan to prevent its symptoms.. Your doctor can prescribe medications to relieve your symptoms.

Final speech

You read about the allergy test and got acquainted with the method of doing it.... In this regard, to get more information about the allergy test that is performed under the supervision of an asthma and allergy specialist, you can make an appointment online from the GCORP LLC website and communicate with the doctor.

Source: Healthline

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