Features of allergy testing in children and adults


1. When appointed?

2. Contraindications

3. How to prepare?

allergy tests (skin tests for allergies) - a diagnostic method, which is assigned on a mandatory basis for any form of allergic disorders.This study was performed to confirm the presence of the individual patient sensitivity to different allergens.

to conduct allergy tests produced a large number of all kinds of products manufactured from wool and pet dander, pollen from different trees, grasses, and other plants, as well as allergens made of house dust.Besides used drugs from different species of fungi (collected in upholstered furniture and other household items) from bacterial, food, and a plurality of so-calledindustrial allergens.

skin test is performed as follows: prepared with the allergen solution is injected with a syringe intradermally in the forearm or nakapyvayut substance to a pre-made a small scratch on the arm.In the event that the patient has an increased sensitivity to the allergen, then 15-20 minut

es on the scratch occurs swelling and redness.Typically, allergy tests pose with several allergens.

When he appointed?

Skin tests for allergies it is recommended to pass the following allergic diseases:

  • Atopic dermatitis (symptoms are expressed in the form of skin rash and severe itching).
  • Asthma (sign of the disease is shortness of breath, choking, shortness of breath).
  • Food allergies (symptom is a skin rash and itching).
  • Allergic rhinitis and conjunctivitis (appear cold, watery eyes, itching and redness of the eye).
  • Hay fever - seasonal or chronic (shown runny nose, itchy nose, frequent sneezing and nasal congestion).
  • Drug allergies (manifested by itching, skin rash, angioedema).

Kids sample to an allergen doctors advise to take after they turn five years old.It is important that at the time of performing the analysis of the child was absolutely healthy.Any illness kid can not only affect the results of the study, but also greatly complicate his condition at the time of illness.In general, experts recommend children samples to allergens in certain cases: after the transfer of the baby anaphylactic shock, for the diagnosis of food allergy in the presence of many of its characteristics, to confirm an allergy to the vaccine.


It should be noted that skin tests for allergies are many contraindications.These include: acute infectious process (angina, SARS, etc..), Exacerbation of current allergic disease, exacerbation of other chronic diseases, pregnancy and lactation, long-term therapy with the use of drugs based on hormones (corticosteroids), as well as the use of antihistamines (allergy)medicines.In addition, the method of skin allergy tests is contraindicated in older people, age 60 and over, as well as patients who already have a history of anaphylactic shock.

the presence of any contraindications to skin testing, a study can be carried out by means of blood tests.

How to prepare?

One day before the date of skin tests is recommended to refuse the use of allergy (antihistamine) drugs.The fact that certain drugs can inhibit allergic reactions, thereby preventing obtaining of adequate findings.Other drugs may increase the risk of a severe allergic reaction directly during the allergy tests.Time-out of medicines should control the attending physician.

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