Food allergy - an allergic reaction to certain foods and ingredients. Often it is caused by proteins, in rare cases - fat or carbohydrates. In one type of food may contain several allergenic components perceived by the body as harmful and therefore leading to the specific defense reaction. In adults, a food allergy is very rare, most children suffer from this disease.
The earliest symptom of an allergic reaction is a noticeable swelling of the lips, mouth immediately after eating. However, as food moves further, it may cause nausea, vomiting, stomach pain, severe diarrhea. Symptoms of food allergy include the emergence of vibrant skin rash, redness, which is very itchy. In rare cases, there is a specific runny nose and cough. If severe form of the disease, the allergic reaction may occur even when the smell of food allergens, or when you touch it.
When an allergy manifested in several organs, it can lead to anaphylactic shock. Thus Throat swells, itching, it is amplified, the skin covered with sores, the patient throws into the pot, the pressure drops sharply, breathing much more difficult. With the progression of the state can be fatal for this reason it is very important time to provide the necessary medical care for such reactions.
It is proved that a food allergy prednisone is transmitted genetically from parents to children. If at least one parent has an allergy to food, and then the child is likely to manifest itself. And if both parents have allergies, the risk of such reactions is higher in some times. But at the same foods to which the body reacts pathologically child may be quite different. In principle, the allergic reaction can be any food, but most of it is shown on the kinds of foods, which are known as allergens.
In some cases, there are allergic cross-type, that is, if a person has an allergy to peas, such a reaction may occur and other legumes. Often, the first use of the product does not give an allergic reaction, and only by repeated or prolonged his receiving the body can recognize and react to the allergen has typical symptoms.
To determine whether a food allergy, the patient's poll detail, examine, carry out various laboratory tests. At the same time scrutinizing all the symptoms of the disease, find out the time of occurrence of such a reaction the first time, reveal the connection between the appearance of rashes and eating certain types of food. It is also important knowledge, was there ever a parent or have other close relatives allergy.
The patient takes a special sample for various allergens. These allergy tests help to establish a product that is on a person has an allergy. For the same purpose, patients are encouraged to write down in a notebook all the food consumed and the body's response to them. Also effective appointment of an elimination diet, when the patient include in the diet of possible allergens in turn, and examine the responses to them.
What you can and can not have food allergies?
If a person has a food allergy, it is important hypoallergenic diet. It plays an important role in the diagnosis and treatment directly. Allergists divide foods into groups depending on their degree of allergenicity.
Highly allergenic foods considered caviar, all seafood, birds, eggs, fat cow's milk, any meats, spicy foods, spices, canned and pickled foods, certain vegetables, many kinds of fruits and berries, and fruit drinks from them, citrus fruits, dried fruits, nuts, honey, mushrooms, soft and alcoholic drinks, coffee.
Average Allergenic foods are presented with wheat, corn, buckwheat, some kinds of meat, some vegetables, fruits, decoctions of herbs. Low level of allergenicity in fermented dairy products, low-fat varieties of pork, chicken, some fish, offal, bread, vegetables, cereals, sunflower butter and oils, weak tea, mineral water without gas.
How to treat food allergy in children?
The main method used to effectively treat food allergies, especially in children, can be called elimination diet. It involves a temporary exemption from the diet certain foods, an allergic reaction to that is well established. As a rule, the elimination of hazardous products the disease disappears after a certain period of time. To make it clear on what a start, look at the most common allergic foods in children.
The use of modern drugs is recommended only during an exacerbation. If ten days have passed, and the child's condition is no positive changes, the diet should be reconsidered. Perhaps allergens have not been fully defined, and the body continues to react to anything else, or there are other reasons not accounted for such a state.