Allergy is subspecialty of Internal Medicine and Immunology focusing on the body’s overreaction to various allergens. Immunology is a subspecialty of Internal Medicine which focuses on disorders of the immune system.Find a Allergy & Immunology Physician »
What are some common Allergens?
Common allergens include pollen, mold spores, dust mites, pet dander, feathers, foods, medications and insect venom.
What are some symptoms of Allergies?
Common allergic symptoms include itching, watery eyes, sneezing, and nasal congestion. Occasionally more severe reactions can occur. The most dangerous reaction is commonly referred to as anaphylaxis. Anaphylaxis is a syndrome characterized by a sudden drop in blood pressure, difficulty breathing, and gastrointestinal symptoms that, if untreated, can be deadly.
What exactly does an Allergist treat?
Allergists treat ailments such as hay fever, asthma, eczema, hives and other diseases of compromised immune systems.
What does the Immune System do?
The Immune System is a network of cells, tissues and organs that work together to defend the body against infections.
What kind of disorders does an Immunologist treat?
Disorders include immunodeficiency disorders, which occur when part of the immune system is missing or malfunctioning; autoimmune disorders, which occur when the immune system mistakes the body’s healthy organs and tissues for foreign invaders; allergic disorders, which occur when the immune system overreacts to environmental antigens.
What are Antigens and Pathogens?
Antigens are classified as any substance that is capable of causing an immune response. Antigens that cause disease are called pathogens. Pathogens are attacked by the immune system in order to protect the body from their harmful effects.
What is Immunotherapy?
Immunotherapy is a method of desensitizing the immune system by exposing it to small quantities of antigens on a frequent basis. The goal is to "trick" the immune system into tolerating antigens such as pollens and medications, lessening the harmful effects on the body.
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