IMMUNOLOGY

Detailed explanation-1: -What is anaphylaxis? Anaphylaxis, also called allergic or anaphylactic shock, is a sudden, severe and life-threatening allergic reaction that involves the whole body. The reaction is marked by constriction of the airways, leading to difficulty breathing. Swelling of the throat may block the airway in severe cases.

Detailed explanation-2: -(A-nuh-fih-LAK-tik shok) A severe and sometimes life-threatening immune system reaction to an antigen that a person has been previously exposed to. The reaction may include itchy skin, edema, collapsed blood vessels, fainting, difficulty in breathing, and death.

Detailed explanation-3: -Anaphylaxis is a severe, potentially life-threatening allergic reaction that can develop rapidly. It is also known as anaphylactic shock. Signs of anaphylaxis include: itchy skin or a raised, red skin rash.

Detailed explanation-4: -Anaphylaxis is a severe, potentially life-threatening allergic reaction. It can occur within seconds or minutes of exposure to something you’re allergic to, such as peanuts or bee stings.