When to visit the emergency room for an allergic reaction – Mission Health Blog
What are the different types of allergic reactions?
“An allergic reaction is a hypersensitive reaction that your immune system has to a certain substance,” says Dr. Josephin Mathai, medical director of the emergency department at HCA Florida St. Lucie Hospital. “Every person can have a different trigger, and the level of reaction you have is different for everybody.”
Shellfish is the most common allergen for adults, followed by peanuts and tree nuts, according to the Asthma and Allergy Foundation of America (AAFA). For children, the most common allergens are milk, eggs and peanuts. Some people may have only a mild reaction if they are exposed to an allergen, while others may have a more severe reaction.
There are four main types of allergic reactions:
1. Anaphylactic: