Definition and causes

Allergy is a hypersensitivity to various substances. This means that persons that are allergic reacts to their environment which other people might not. Usually you are allergic to things that you are in close contact with in everyday life. {Generally speaking, it is possible to be allergic to everything, but there are some things that are more likely to cause allergic reaction}. These are called allergens and include:

  • Pollen
  • Food products (especially milk, nuts and apples)
  • Insektstik
  • Skæl fur animals
  • Husstøvmider
  • Medicinal Products (penicillin, patch, iodine)
  • Nickel

Allergy due to the body’s immune system overreagerer to substances that are usually harmless (allergens). The immune system prepared to respond to bacteria and viruses, so to be protected against the disease. By allergy, there has been an error, so that the immune system reacts to harmless substances in the environment.


Symptoms of allergies

Allergies may prove in many ways, but most often seen as:

An allergic reaction can occur immediately after exposure to an allergen (immediate response) or can be hours to days after exposure (late-response). They have most often symptoms from the part of the body comes in contact with the allergen. A life-threatening condition known as anaphylactic shock can occur in rare cases . Her reaction by the body’s blood vessels to expand, so that blood pressure drops. Subsequently, the bodies in the worst case not provided with enough oxygen, so their function is terminated.


Precautions and diagnosis

If you are experiencing the above symptoms, you should go to his own doctor to be benefits for allergies. So far as is possible, should avoid contact with the allergen that trigger symptoms. If you have experienced anaphylactic shock , Should be extra careful not to be exposed to the allergen, and if, for example. are allergic to bee-sting, it is the summer always have a syringe of adrenaline (an EpiPen).

The diagnosis can sometimes be made based on the typical medical history. There may also make a priktest, which caused drops of the most common allergens on the skin of underarmen. Then pricked a small hole in the skin, where the drops are. This introduces a little bit of allergen in the skin. If you are allergic to one of the allergens, will be a temporary itching, redness and a little swelling of the skin, where dråben was. There may also take blood samples to detect eczema Prepare often a lappetest where smøres anoint with the most common allergens on the skin of the back. Then put a patch (a “rag”), and after three days, it looks at the skin on their backs to see if the emergence of allergic reactions by some of the different anoint.


Treatment of Allergy

If possible, one should avoid exposure to it, you are allergic to. If this is impossible, to obtain medicine to alleviate the symptoms. These are usually on different forms of antihistamine or binyrebarkhormon. If you have very severe symptoms, one can consider a allergivaccination in which the body’s immune system slowly weaned not to react to the allergen. However, it is a very lengthy treatment, which typically goods from 3 to 5 years, and there is no guarantee that the treatment anaphylactic shock

Select and complications

Many suffer from allergies during childhood, but the allergies fade out over time. In other seen an outbreak of symptoms in adulthood, after which the symptoms after a period of years are often lenient. If you have hay fever.It has been 2-3 times greater risk of also developing asthma.

Prevention of allergy

Allergies are to some extent inherited, so that a child of parents with allergies are more likely to develop allergies than children, where parents do not have allergies. Breast-feeding in the child’s first 6 of life may reduce the risk that the child is developing allergy to cow’s milk. There are alternatives if breast-feeding is not possible. The child should not have food contaning a lot of gluten (for example. Bread) before it is 6 months old, there is greater risk for development coeliac disease (glutenintolerance, gluten intolerance) . There is also a greater risk that the child develops an allergy, if it is exposed to tobacco smoke or fur animals in the first year of life. Finally, it is important that there is a good indoor climate in the dwelling.


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