GeneralAllergy - it is an acute response of the immune system of the body to normally harmless substances. Allergies can occur at the wool of some animal species, a variety of foods, dust, drugs, chemicals, insect stings and pollens. Substances that cause an allergy, called allergens. In some cases, allergic reactions occur so slowly that you may not even know that in general suffer from allergies.
But allergies can be, on the contrary, it is extremely dangerous and even life threatening. In people suffering from allergies, anaphylactic shock may occur serious pathological condition associated with extremely sharp reaction to the allergen. Anaphylaxis can be caused by various allergens: drugs, insect bites, food. Also anaphylactic shock can occur due to skin contact with an allergen, such as latex.
Food allergy is an immune reaction caused by certain foods and is accompanied by well-known symptoms. A food allergy occurs when the body mistakenly thinks is a product of a threat to health and the self-defense forces the immune system to produce antibodies. Repeated dose allergen immune system already knows this stuff quickly and immediately reacts by producing antibodies again. These substances and cause allergic symptoms. Food allergies are almost always develops in such a way.
In some cases of allergy in adults are observed in childhood. But if you are allergic manifested itself only in adulthood, get rid of it very difficult. Allergic rhinitis (specialists call this state rhinitis) or hay fever occurs in 1 out of 10 and is often hereditary. People with other allergic diseases such as bronchial asthma or eczema, often suffer from allergic rhinitis. These allergies are more common in women than in men. In allergic rhinitis symptoms may include: itchy eyes, throat, nose and on the palate, sneezing, and stuffy nose, watery eyes, mucous discharge from the nose, conjunctivitis (redness and pain in the eyes.) In severe cases of allergic rhinitis can trigger an asthma attack (in people suffering from asthma), and/or eczema.
The causes of allergiesSome people's immune system reacts to specific substances (allergens), producing various chemicals. One of them, histamine causes allergic symptoms. The body's reaction can occur through inhalation, skin contact, the introduction of an allergen or receiving it in food. Allergens can be animal dander, feathers, dust, foods, cosmetics, medicines, pollen, cigarette smoke.
Allergy symptomsAllergic reaction may occur on different parts of the body, and the symptoms can last from a few minutes to several days.
- The upper respiratory tract: hay fever, asthma,
- Bloodshot, watery eyes;
- The pain and inflammation of the joints;
- Urticaria, eczema,
- Diarrhea, vomiting, upset stomach.
Complications- Anaphylactic shock (severe allergic reaction)
- Shortness of breath or wheezing;
- Rapid pulse;
- A cold sweat;
- Clammy skin;
- Stomach cramps;
- Collapse (acute vascular insufficiency)
If you do not care a severe allergy can be fatal.
What you can doMild Allergic reactions can cause a runny nose, watery eyes, and other symptoms resembling the common cold. You may also receive a small rash. If you frequently point out in yourself or your loved ones, such reactions, you should consult a doctor.
Note that in the case of anaphylactic shock allergy affects the whole body. Anaphylaxis can occur within 15 minutes after ingestion of allergen, so you need to take immediate action (you should call an ambulance).
Avoid food, drugs and other substances to which you have ever had an allergy.
About your allergies should be known to your friends, family and colleagues. Always tell all doctors (including dentists, beauticians, etc.) about all your allergies, especially to medications. This applies to both prescription drugs and OTC funds. Before taking any medication, carefully read the packaging and instruction.
In milder forms of allergic rhinitis, use decongestant drops or sprays to relieve symptoms. If the allergy is caused by the drug, immediately discontinue use and consult a doctor.
Take antihistamines (allergy remedies) prescribed by the doctor. When receiving antihistamines have a sedative effect, avoid driving and management mechanisms, as they can cause drowsiness. Today, however, there are a number of antihistamines that do not have a sedative effect. In allergic reactions on the skin to relieve irritation from a location antipruritic rash cream or lotion.
What can your doctorPhysician must eliminate the possibility of other diseases, and to conduct tests for the identification of the allergen and prescribe antihistamines and, if necessary, steroids. If the allergen is identified, but dealing with it is unavoidable, the physician must enter a special vaccine for the allergies prevention and treatment.
Also, your doctor may recommend a special diet for patients suffering from food allergies. Preventive measures for allergies Try to identify substances that cause allergies you have, and always avoid them. Make sure that your house was clean and free of dust, lint, and mites. When you sweep or vacuum cleaner, knock the dust from the furniture, change linens and any other contacts with dusty objects block the nose (use a gauze bandage or a mask). In allergy to pets do not keep them in my house.
If you have allergies to medicines, always carry a special card that says exactly what medications you are allergic. In this case, even if you are unconscious or can not remember the name of the drug, you will be insured by the introduction of the allergen. If you have a severe allergy, inform the board about your family and colleagues, and do not forget to report it to doctors.