Allergic reactions Flashcards
Atopy is
A genetic predisposition to make IgE antibodies in response to an allergens
What are the most common manifestations of Atopy
Allergic rhinitis, allergic asthma, atopic dermatitis
An Anaphylactoid reaction is a
Systemic reaction that mimics anaphylaxis
Is an Anaphylactoid reaction treated the same as anaphylaxis?
Yes
Is sensitizing required for Anaphylactoid
No
Is sensitation required for anaphylaxis
Yes
Can a reaction occur on the first exposure is a Anaphylactoid
Yes
How do you treat hereditary Angioedema
FFP
Allergic reaction you have what cells involved
Mass cells and basophils
What is a hypersensitivity reaction
Undesirable immune reaction produced by normal immune system
What are the four types of hypersensitivity reaction
Type 1: IgE Anaphylaxis Type 2: Igm, IgG Type 3 : IgM, IgG Type 4: Delayed T Lympocytes Type5: Idiopathic
What are the most common manifestations of anaphylaxis
Urticaria , angioedema
Are the most therapeutic agents for anaphylaxis
Epi and Oxygen
Once a person is sanitized what can happen
Even a small amount of the allergen can trigger a severe reaction.