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Dr. JafariArticlesAllergyFood allergy Author: Dr. Majid Jafari Category: sensitivity Date: Wednesday, July 5, 2018 Views: 4345 times

Food allergy

Food allergy

The reaction of the body's immune system that occurs after each exposure to an allergenic food. Symptoms of food allergy may occur in the digestive system or other body organs such as skin, respiratory system, airways. In some people, food allergy may manifest with anaphylactic shock.

Symptoms and symptoms of food allergy

In some people, the symptoms of this type of allergy are not severe but annoying. Some common signs and symptoms of food allergy are:

• Feeling itchy and burning in the mouth
• Itching and eczema and hives on the skin
• Inflammation of the lips, face, throat and other parts of the body
• Congestion of the nose or lung involvement
• Abdominal pain and nausea
• Diarrhea or constipation
• Anorexia and loss of weight
• Dizziness and headache

The most severe form of food allergy can be associated with anaphylactic shock. The symptoms of this shock appear shortly (within a few minutes to 4 hours) after eating the allergenic food. Symptoms of food shock:

• Congestion, itching with widespread urticaria
• Narrowing of the airways, cough and wheezing
• Sore throat and difficulty breathing
• Severe drop in blood pressure
• Increased heart rate
• Nausea, vomiting and sometimes diarrhea
• Dizziness and decreased level of consciousness

Sometimes all symptoms may not occur in an anaphylaxis attack. Skin and respiratory symptoms are the most common and cardiovascular symptoms and narrowing of the airways are the most fatal symptoms.

The reason Incidence of food allergy

Allergy A food allergy occurs when the body's immune system mistakenly identifies certain foods as harmful It knows and causes the release of an antibody called immunoglobulin E against that food. By eating this foods, these antibodies lead to the release of various chemicals such as histamine, tryptase, etc. in the blood, which leads to It causes symptoms of allergy and sensitivity.

Often Everyday foods may trigger an allergic reaction. But some of them like protein The most common ones found in milk, wheat, eggs, fish, peanuts and walnuts are Some other food reactions are possible with allergies be mistaken for food that a series of mechanisms other than immune system reactions are involved in its creation and They cause unwanted reactions to foods.

Some From food reactions other than food allergy:

• Absence The presence of enzymes that help digest food. For example, lactase enzyme deficiency causes Reducing the process of lactose (milk protein) digestion, and finally the appearance of symptoms such as nausea, heart twists and produces excessive gas in the stomach.
• Poisoning Food
• disease Celiac

Identification Food allergy

The best Food allergy diagnosis tool, taking a detailed history is By checking the symptoms and history of allergies in the person and physical examinations, tests may be done Subspecialty also got help. skin prick test One of the methods of diagnosing food allergy is for Most meals are done. sometimes In order to diagnose allergies, the consumption of certain foods will be stopped, so that it is determined what type the person has Food allergies. but Its definitive diagnosis is actually the food challenge test.

Is there a cure for food allergies?

One of the most important ways to treat food allergies is to eliminate foods that cause allergy symptoms. Of course, it may cause problems such as growth and weight gain disorders, malnutrition and quality of life disorders. Therefore, it is very important to correctly determine and treat food allergies, especially in children. Sometimes treatments such as desensitization can also be used, which is a highly specialized work and should only be done in an equipped allergy clinic.

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