Wednesday 26 February 2014

What are laboratory tests to diagnose allergies?

There are several ways to diagnose allergies, may be diagnosed patients out of the way of history or by physical examination of the patient, but what is the analysis and laboratory tests that can be conducted to diagnose allergies?
John Barban
Explains by professor of respiratory diseases that differ laboratory tests depending on the type of disease, allergies, there are skin tests including the method of acupuncture, which uses the extract of some allergens such as pollen and mites dust house dust and various household, where are placed the point of this extract on the skin of the patient In the case of a positive result appears after 15 minutes of acupuncture redness and swelling at the site of acupuncture and be surrounded by a red halo.
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This method is used in case of inhalation allergies and allergic reactions to foods.
There are other ways also used in cases of allergy which is inhaled antigen injection in the skin layer of the skin, especially when exposed to bird feathers or droppings, which leads to infection sacs of the lungs.

It can also develop what is known as on the skin, which is used in cases of skin allergies, touching and processed the development of various chemicals and natural substances and abnormal metal bar Medical Adhesive then pasted on the skin of the back and left for two days in the case of a positive result appears on the skin place eczema or pustules with redness and a tendency to rub the skin.

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