Overview of allergy history

Allergy history refers to the record of an individual’s abnormal immune response caused by exposure to specific substances (such as food, drugs, pollen, etc.) in the past. It is an important basis for clinical diagnosis and prevention of allergic diseases. The main contents include:Allergen type(such as dust mites, seafood),Symptoms(such as rash, difficulty breathing),Previous treatment methodsandfamily genetic predisposition. In terms of primary and secondary structure, allergen identification is the core, symptoms and treatment are auxiliary, and family history is the reference.

Types and identification of allergens

The core of allergy history is to identify allergens, which are commonly divided intoInhalation(Pollen, dust mites),Ingestion(milk, nuts),Contact(metals, cosmetics) andInjectable(Penicillin and other drugs). For example, people with pollen allergies often experience sneezing and runny noses in spring, while food allergies may cause abdominal pain or urticaria. Passskin prick testorSerum IgE testCan accurately identify allergens.

Allergy Symptoms and Severity Rating

Symptoms of allergic reactions range from mild (itching, localized redness and swelling) to severe (anaphylactic shock). toquick hair(onset minutes after exposure) andlate onset(Onset occurs hours later) Distinguish. For example, bee stings can cause life-threatening reactions such as laryngeal edema, while metal allergies often manifest as chronic eczema. Documenting the duration and frequency of symptoms is critical to assessing allergy risk.

Management and Prevention of Allergy History

Based on allergy history, the doctor may recommendAvoid contact with allergens,Carry emergency medicine(such as epinephrine pen) or carry outdesensitization treatment. For example, people who are allergic to dust mites need to clean their home environment regularly, and people who are allergic to peanuts need to strictly read food labels. Individuals with a family history of asthma or eczema may need regular screening.

Summary and emphasis on importance

Allergy history is not only a key part of a personal health record, but also a cornerstone of preventing severe allergic reactions. Medical risks can be significantly reduced by keeping detailed records of allergens, symptoms and responses. Especially for children, people with chronic illnesses, and people with family histories, it is important to regularly update your allergy history and share the information with your healthcare team.

Citing sources: 1."Chinese Journal of Clinical Immunology and Allergy"——Allergen Testing Standards (2022 Edition) 2.World Allergy Organization (WAO)Guidelines - Specifications for Recording Allergy History 3. Manufacturer and product:Thermo Fisher(Phadia IgE detection system),ALK-Abelló(Desensitization treatment vaccine)