Although anaphylaxis is the most dangerous type of allergic reaction, it's also the least common. Still, each year hundreds of Americans die of anaphylactic shock. Fortunately, if you or someone in your family has severe allergic reactions, you can be prepared to respond promptly and properly to an allergic emergency. Equally important is doing all you can to prevent exposure to life-threatening allergens. The anaphylactic reaction is systemic, meaning that it is not limited to the site of the exposure.
Many allergens can cause anaphylaxis.
Sometimes the cause of an anaphylactic reaction is unknown. Latex Only rarely do pollens cause an anaphylactic response. Risk Factors Anaphylaxis is not a common condition. However, if you have a history of allergies, you may be more at risk for anaphylaxis than others. Prior anaphylactic reactions are the most important risk factors for future reactions.