medicalx - Food allergies

Food allergies

In the case of food allergies are involved immune mechanisms (IgE antibodies). Communicate with allergic symptoms or symptoms that may occur immediately after eating or after a few hours or days.
Food allergies usually do not monitor human life. When a child usually disappear within two to four years of age. Allergies to fish and peanuts usually last longer than allergies to cow's milk and egg.

Signs of illness

    * Digestive disorders: abdominal cramps, vomiting, diarrhea
    * Skin changes: hives, itchy skin, swelling, redness
    * Respiratory tract symptoms: sneezing, runny nose, shortness of breath

When not involved immune mechanisms, we say that it is a psevdoalergije. The show is exactly the same way and with the same symptoms as a true allergy.

More info here
Psevdoalergije

Psevdoalergije creates foods that are rich in histamine. Histamine is an important intermediaries (mediators) for allergies. For example, in the gastrointestinal tract during the digestion of food is releasing histamine, which causes problems in the same way as histamine that is released in allergic reactions.
Many of histamine in fresh strawberries, red wine, certain cheeses, smoked meat, as well as preserved tuna meat. After ingestion, the symptoms may appear the same as in allergic reaction, which does not mean that we are allergic to tuna.
Some ingredients you add the food to look beautiful, taste better and greater stability, as well as raise psevdoalergije. Such substances as preservatives and dyes.

Preservatives

    * Sulphites in potato products and dried fruit
    * Nitrites in cheese, sausage and smoked meat
    * Benzoates in canned fish, sweets, sauces and yogurt

Dyes

    * Tartarazin in alcoholic beverages
    * Erythrosine in ice cream and fruit preserves
    * Azorubine and amaranth in Prague for puddings, desserts and liqueurs

Allergy to cow's milk

Cow's milk contains a number of highly allergenic proteins, which are resistant to higher temperatures, and therefore not destroyed by heat. Symptoms usually occur within the first six months of a child's life. Allergies to cow's milk usually disappear within two to four years of age.

Allergy to cow's milk is usually expressed as atopic dermatitis.

Did you know?
    * Even breast milk can contain small amounts of allergens are cow's milk and a few early feeding may be signs of allergies.

Allergy to eggs

Allergy to egg white is often accompanied by hypersensitivity to cow milk, but can also stand alone.

Did you know?

    * Some of the vaccine (for measles, mumps) produced in chicken farms and may cause allergic rekcijo in children who are allergic to egg whites.
    * Some children with an allergy to eggs after the first year of life is well tolerated egg yolk.

Allergy to fruit, vegetables, nuts and seeds

Most common hypersensitivity reactions are fruits, vegetables, nuts and seeds.

Fruits

    * Apples, pears
    * Fruit (eg berries)
    * Stone fruits (eg apricots, cherries, peaches)
    * Kiwi, bananas, citrus fruits

Vegetables

    * Tomatoes, peppers
    * Parsley, celery, carrots
    * Pulses
    * Soy

Nuts and seeds

    * Hazelnuts, peanuts
    * Almonds, walnuts
    * Poppy, sesame

How can you avoid allergens in fruits and vegetables?

    * Eat cooked fruits and vegetables. Allergens in fruits and vegetables are generally thermolabile, meaning that they are cooking make harmless.

Did you know?

Allergy to fruits and vegetables is almost always associated with allergy to pollen, which means that about half of people who, for example. allergic to birch pollen, allergic to apples.