Anaphylaxis is a severe allergic reaction to a potentially life-threatening. This can happen in a few seconds or minutes when exposed to something that you have an allergy to it, like poison from a wasp or nuts.

Liquid chemical that is released when your immune system can cause your body anaphylaxis surprised; blood pressure dropped suddenly and airway narrowing, clogging breathing. Signs and symptoms of anaphylaxis include a rapid and weak pulse, skin rash, and nausea and vomiting. Common causes are foods, some medications, insect venom and latex.

Anaphylaxis requires immediate medical attention quickly and epinephrine injection. If anaphylaxis is not treated quickly, it can cause unconsciousness or even death.


Anaphylaxis reaction most often occurs in those who are susceptible to insect stings, eat something they are allergic to or use of certain medications. Even if you are only experiencing a mild allergic reaction in the anesthetized, you are still at risk of anaphylaxis.

Symptoms of anaphylaxis usually occur within minutes after exposure to the allergen. In rare cases, anaphylaxis occurs more than half an hour after exposure to allergens. Symptoms of anaphylaxis include:

• skin reactions such as itching with rash and itching, skin pale or reddish

• Shut the airway and swelling of the tongue or throat which may cause shortness of breath

• The pulse is weak and rapid

• Nausea, vomiting or diarrhea

• Dizziness or fainting

Causes & Risk Factors


Your immune system produces antibodies to defend itself from foreign substances. But in some people the immune system of its overreact to substances that do not cause allergies. When this happens, the immune system to stop the chain of chemical reactions that cause allergy symptoms. In general cases allergy symptoms are not life-threatening, but some of those who have severe allergic reactions can occur anaphylaxis.

Some allergens can trigger anaphylaxis, is based on what you have allergies.

In general, the trigger anaphylaxis include:

• Certain drugs, especially penicillin

• Foods such as peanuts, tree nuts, fish, shellfish, milk and eggs

• The sting of insects such as wasps, bees and fire ants

Other causes of anaphylaxis include:

• Latex

• muscles relaxing used in general anesthesia

• Sports

The trigger anaphylaxis because exercise is different for each person. In some people, aerobic activity such as jogging can trigger anaphylaxis. For the other light physical activity can trigger anaphylaxis.

Risk factors

Anaphylaxis is not something that is common though anyone has the risk of experiencing anaphylaxis reaction. If there ever has allergies or asthma-especially if you have a serious allergic reaction or anaphylaxis reaction before. In the future the reaction can be more than the first time. So if you have had an allergic reaction in the past speak to your doctor.


The best way to prevent anaphylaxis is to avoid the substances that you know that you have adverse reactions to it. Follow the steps below:

• Wear a medical alert necklace or bracelet to show if you are allergic to certain drugs or substances

• Tell your doctor about all the things that cause you allergies

• Keep emergency rescue medication correctly so it is always available at any time

• If you are allergic to insect bites, beware of the insect. Wear long pants and long-sleeved shirt. Avoid bright colors and do not use deodorant. Stay calm if you are at risk of insect sting. Move slowly and do not pat insects

• Avoid using the sandals when walking in the grass if you are allergic to insect stings

• If you are allergic to certain foods, always read the label on the food you buy. If you buy food at the food court, ask if you choose foods that contain substances that you should avoid. Stay alert because even small amounts can cause serious allergic reactions


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