Whenever you see the symptoms of allergies in your body, visit your doctor to have the appropriate tests to diagnose whether you really have allergy and if the answer is yes, so which type of allergies. Family doctor can provide advice and treatment for a mild allergic obvious cause.
In people with allergic rhinitis or asthma, allergy tests usually include house dust mite, cat and dog hair (perhaps other animals if exposure occurs), mold spores, pollen from grass concerned, weeds, trees, and in some cases, occupational allergens. Experiments can also be used to confirm food allergy is suspected or stinging insects.
There are some certain following allergy tests can be performed:
- Skin prick test
Skin prick test is a test of the most common allergies. A very small amount of liquid that can contain a substance you are allergic to is streamed under your skin. If you see an itchy red bump appear on your skin, you are allergic to this substance. There is no pain during the test and the safety is ensured.
These tests are usually performed when the skin test is not easily available, while severe skin condition such as eczema prevents skin prick test. Blood tests can be used instead of, or in addition, skin prick test to help diagnose common allergies.
- Patch test
Patch testing is useful for testing for allergic contact dermatitis, such as metal trigger, cosmetic preservatives or different crops. Use hypoallergenic tape, standardizing commercial allergens paste is applied to a region-free rash of the skin, most often personal comeback. The tape is put in place and kept dry for 48 hours the whole time. The test sites were then read at different time intervals. A small amount of the suspected allergen is added to the metal plate special, then paste into your skin for 48 hours and monitored for a reaction.
- Elimination diet
If you are allergic to foods in doubt, you may be advised to avoid eating a particular food to see if your symptoms improve. After a few weeks, you may then be asked to eat the food again to check if you have other reactions. Do not try to do this yourself without discussion with a health professional qualified.
- Experimental allergen challenge test
Oral test allergen challenge may sometimes be required to confirm the diagnosis when the cause of a serious allergic reaction has not been confirmed. This will usually only be done using food or drugs as allergy tests under the supervision of a specialist in immune / allergic clinical with appropriate resuscitation equipment is available immediately.
During the test, you are giving the food you think you are allergic to the steadily increasing number of, to see how you react under close supervision.
This test is a higher risk of other forms of testing, because it can cause a serious reaction, but it is the most accurate way to diagnose food allergies. And challenge testing is always done in a hospital, where a severe reaction can be treated if it is not developed.
- Allergen test kits
The use of test kits commercial allergies is not recommended. These allergy tests usually have a lower standard than those offered by an expert has detailed knowledge of the symptoms and medical history or private clinics recognized and often considered unreliable.