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Causes and Treatment Food Allergy in Children


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Many children to eat any food that has an undesirable reaction occurs soon after ingestion. They may be suffering from a problem known hypersensitivity to food allergy food.

Characteristics of Food Allergy

Food allergy is characterized by a reaction uncomfortable body of the person soon after the person consumes certain types of food or condiments food.

The name of food hypersensitivity is a nomenclature used to define food allergy and also consists of a backlash after ingestion of allergens, which are substances that cause allergies and are present in foods but only those who have a predisposition develops allergy, while others that are not allergic not show any reaction.
Experts say food allergies are related to the individual's immune system and can manifest as several different symptoms.

Causes and Factors

Food allergies can have toxic causes, which are caused by infectious agents or by the action of toxins whose clinical manifestations are usually vomiting, diarrhea and fever in children. The non-toxic reactions are characterized by intolerance to certain food types, such as lactose intolerance.

According to some experts the psychological aversions could also be another cause of food allergy. Individuals who are suffering from other allergic diseases show a higher incidence of food allergy present.

Some factors pointed out by experts that could be involved in this problem would be a genetic predisposition, as has already been noted that about 50% of people allergic to certain foods reported family history of the same complication, besides factors such as the permeability of the digestive tract child's deficit in the defense mechanism in the intestinal tract and the ability to have some foods cause allergies in humans.

Major Food Allergy Involved in Children

The table of food allergy can be triggered in humans by certain foods, are among key: Crustaceans, fish, eggs, cow's milk, wheat flour, soy, nuts and peanuts. As for dyes or additives used in the preparation of infant foods they can also cause allergies, but at a lower amount than the foods themselves.

Clinical Manifestations

Symptoms of food allergy in children, usually mostly arise up to two hours after ingestion of the food allergen and that period of time that goes from the beginning of the backlash is extremely important for experts to make the correct diagnosis of the problem.

The main clinical manifestations of food allergy are: skin reactions being the most common are itching, hives, eczema and swelling; digestive tract reactions including vomiting, abdominal pain and diarrhea, respiratory tract reactions that manifest by hoarseness, wheezing or coughing.

Anaphylactic Reaction

The anaphylactic reaction is a type of food rather severe reaction that can cause a person to death, and occurs suddenly being caused by large release of chemicals that trigger an adverse response generalized. Among the main triggers are certain foods, certain types of medications and insect stings.

In more severe cases, the food that was consumed can cause swelling, itching all over the body, hoarseness, cough, glottis edema, abdominal pain, diarrhea, vomiting, cardiac arrhythmias, pressure drop and finally vascular collapse that is shock anaphylactic itself.


According to experts at the present time there are no specific treatments to combat childhood allergy. The drugs are used only for the treatment of children in crisis (example Allegra ). However some measures can be taken, for example:

  1. Avoid or eliminate completely from the diet of children foods that cause allergies;
  2. Treatment with medication to combat the symptoms of food allergy are made via mast cell stabilizers and antihistamines, which experts say has no relevant effect on the clinical manifestations of food allergy, so in most cases Severe the use of corticosteroids may be necessary, and more recently have been used for the topical fluticasone base, for example.

In cases of children with symptoms of cardiovascular, respiratory or anaphylaxis treatment is recommended to choose the substance adrenaline, if the problem becomes more serious.

Adopt-prevention measures by reading the labels of food that will be consumed by children, so their parents have not timely provide them with substances that will cause them to backlash. It is noteworthy that the doctor is the professional indicated to prescribe medications.


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