Food and the Skin: What is the Evidence?
Douglas J. DeBoer, D.V.M.
The pathogenesis of food allergy is related to the concept of:
Correct Answer - (b)
a) Mast cell depletion
b) Failure of oral tolerance
c) T-cell lysis
d) Gene mutations in antigen recognition cells
Which of the following is considered the best way to diagnose food allergy in dogs and cats?
Correct Answer -(d)
a) A food allergen-specific IgE test
b) A food allergen-specific IgG test
c) A food allergen-specific lymphocyte cytotoxicity test
d) A dietary restriction-provocation trial
Selecting a diet for a dietary restriction-provocation trial involves which of the following factors?
Correct Answer -(d)
a) Potential problems with food allergen crossreactivity
b) Owner compliance issues and palatability
c) Unlabeled ingredients in “pet store” food brands
d) All of the above
The dietary ingredient that has been convincingly shown to reduce skin inflammation and reduce requirements for other medications in dogs with atopic dermatitis is:
Correct Answer -(b)
a) Coconut oil
b) Anti-inflammatory fatty acid supplements
c) Bacon bits
d) Vitamin E
Which of the following is correct regarding the appropriate length of time to conduct a dietary restriction-provocation trial?
Correct Answer -(a)
a) Up to 3 months, though many pets begin to improve within 3-4 weeks and the trial can be shorter
b) Up to 3 weeks, though many pets begin to improve within 48 hours and the trial can be shorter
c) At least 4 months, because some pets don’t improve at all for at least this time.
d) It depends on the specific type of diet chosen.
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