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Food Allergies - Coggle Diagram
Food Allergies
:dog: clinical signs
non-seasonal
pruritis
responsive to glucocorticosteroids
recurrent skin infections
has been eating same source of protein +/- carb
lesion distribution
scabies-like
ventrum
ears
face
feet
sample this
tape prep
axillae
groin
tail-base
confused with flea allergy
diffuse erythema
self-trauma
chronic inflammation
lichenification
hyperpigmentation
uticaria
secondary infections
Malassezia dermatitis
pyoderma
seborrhea
:dog:
2mo - 10y of age
most case 103t
GI signs (10-40%)
3+ BM/day
general
uncommon
1-10% prevalence
nonseasonal
pruritic
:cat: > :dog:
cannot be differentiated from atopic dermatitis based on CSs
:cat: clinical signs
lesions
distribution of lesions
head and neck
generalized
prurtic otitis
face
erythema
crusts
scaling
miliary dermatitis
self-trauma
eosinophilic granulomatous complex
nonseasonal pruritis
GI signs are uncommon
non-inflammatory alopecia
diagnosis
dietary elimination
protein and carbs in trail must be novel
homemade
commercial (hydrolyzed)
max 2 weeks
worsen, may see up to 50% improvement
challenge trails
:forbidden: intradermal/food-specific IgE tests
dietary history
pathogenesis
not well undertstood
types I, III, IV hypersensitivity
causes
new diet with same protein
same diet for months to years
:dog:
beef
dairy
chicken
wheat
:cat:
beef
dairy
fish