Flashcards in Allergies Deck (66)
What types of reactions are allergic reactions?
IgE Mediated Reactions
Rapid in onset
What are the top 8 sources of IgE mediated responses?
Which of the top 8 sources of IgE mediated responses resolve by age 5?
Which of the top 8 sources of IgE mediated responses are lifelong?
Non-IgE Mediated Reactions
Hours to days after exposure
Presents in infants
Present as chronic skin conditions or GI symptoms
Common GI Symptoms for Non-IgE Mediated Reactions
Cutaneous Symptoms of Food Induced Allergic Reactions
Ocular Symptoms of Food Induced Allergic Reactions
Upper Respiratory Symptoms of Food Induced Allergic Reactions
Lower Respiratory Symptoms of Food Induced Allergic Reactions
GI Oral Symptoms of Food Induced Allergic Reactions
Angioedema of the lips
Tongue or palate
Lower GI Symptoms of Food Induced Allergic Reactions
Colicky abdominal pain
CV Symptoms of Food Induced Allergic Reactions
Diagnostic Tests for Food Induced Allergic Reactions
Skin prick test (SPT)
Allergen specific serum IgE
Oral food challenge
Treatment of Food Induced Allergic Reactions
Eli-Pen for anaphylacis
Is/are atopic dermatitis, chronic nasal congestion, or acute urticaria associated with food allergies?
What happens to atopic dermatitis after the elimination of the allergen?
When do you want to consider evaluation of atopic dermatitis in infants & children?
When there is moderate to severe atopic dermatitis
History of exacerbation with eating specific foods
Causes of Acute Urticaria
Is acute or chronic urticaria present with a food allergy?
Nasopharyngeal Symptoms with Food Allergies
Pruritis of the throat
What must be continued in order to do skin prick testing?
Which serum specific IgE tests need to be correlated with the patient's clinical history?
What is the gold standard for a diagnosis of food allergies?
Oral food challenge
How does the oral food challenge work?
Patient given gradually increasing amounts of the suspected food allergen over a time period of hours to a day
Close medical supervision
What are atopy patch tests used for?
Diagnose delayed hypersensitivity T-cell mediated reactions such as contact dermatitis
Diagnostics of Food Allergies
Serum specific IgE
Established Cutoff Values for Serum Specific IgE for Eggs
3-17 years: 7 kU/L