Allergies and intolerances Flashcards

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1
Q

What is food allergy

A

an adverse health effect arising from a specific immune response when exposed to certain food

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2
Q

The CDC reports that the prevalence of food allergy in children increased by ___% between 1997 and 2011

A

30

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3
Q

What is the etiology of adverse food reactions

A

genetics, epigenetic, immunocompetence, age, early life factors

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4
Q

IgE mediated reactions

A

rapid onset <1 hour, food induced anaphylaxis

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5
Q

non IgE mediated

A

delayed or chronic >24 hours

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6
Q

The big 8

A

Milk, egg, fish, crustacean shellfish, tree nuts, peanuts, wheat, soya

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7
Q

Acute, systemic food induced anaphylaxis

A

rapid onset affecting multiple organ systems

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8
Q

symptoms associated with acute systemic food induced anaphylaxis

A

respiratory distress, abdominal pain, n/v, cyanosis, arrhythmia, hypotension, angioedema, urticaria, diarrhea, shock, cardiac arrest, death

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9
Q

Food dependent, exercised induced anaphylaxis

A

IgE mediated but is only triggered when the individual exercise within 2-4 hours of eating

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10
Q

Pollen food allergy syndrome

A

common in people with pollen allergies
- raw fruits or vegetables
-confined to the oral cavity

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11
Q

Latex fruit or latex food syndrome

A

IgE mediated, mostly with fruits

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12
Q

eosinophilic gastrointestinal disease

A

None IgE mediated allergy

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13
Q

Eosinophilic esophagitis

A

early satiety, reflux, vomiting, dysphagia, refusal to eat
- start on elimination diet

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14
Q

eosinophilic gastroenteritis

A

recurring abdominal pain, nausea, vomiting

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15
Q

what test is used for eosinophilic gastrointestinal disease

A

tissue biopsy

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16
Q

food intolerance

A

an adverse reaction to a food that lacks an identified immunologic pathophysiology

17
Q

lactose intolerance

A

most common adverse reaction to food, genetically influenced reduction in intestinal lactase

18
Q

FODMAPs intolerance

A

maldigestion and malabsorption of fructo-, oligo-, di-, mono- saccharides and polyois
lack hydrolase enzyme

19
Q

Gluten intolerance is not _____

A

celiac disease, allergic reaction