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Flashcards in Allergy & Immunology Deck (83)
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1

one parent with atopy = __% risk for atopic disease

50%

2

two parents with atopy = ___% risk for atopic disease

70%

3

asthma is more common in

boys, African American and hispanic

4

CXR w/ asthma

peribronchial cuffing

5

side effects of beta agonist

tachycardia, hypokalemia, hyperglycemia, hypomagnesemia

6

low CO2 with asthma reflects

tachypnea

7

high CO2 with asthma reflects

retention and fatigue

8

risk factors for asthma persisting into adulthood

onset before age 3, IgE elevation, parental history, atopic dermatitis

9

poorly controlled asthma indicators

rule of 2's - symptoms >2x/wk, waking up >2x/mo, albuterol >2x/wk, steroids >2x/yr

10

type 1 allergic reaction

IgE mediated, anaphylaxis

11

type 2 allergic reaction

antibody mediated

12

type 3 allergic reaction

immune complex/arthrus

13

type 4 allergic reaction

delayed hypersensitivity, poison ivy

14

antibiotic that can be skin tested

penicillin

15

false negative skin tests

with antihistamine or antidepressant use

16

first line treatment for allergic rhinitis

nasal steroids

17

rhinitis medicamentosa

rebound nasal congestion from adrenergic nose drops

18

foods to avoid with latex allergy

avocado, banana, chestnut, fig, kiwi, peach, tomato

19

what allergies are usually outgrown by 5 yrs

milk, egg and soy

20

epinephrine dose for anaphylaxis

0.01 mg/kg of 1:1,000 IM every 15 minutes

21

most common cause of chronic urticaria

food

22

chronic urticaria must last for ___

>6 weeks

23

long term treatment of chronic urticaria

2nd or 3rd generation antihistamine (Claritin, Zyrtec, allegra)

24

discoloration of conjunctivae with frequent sinus infections and developmental regression

ataxia telangiectasia

25

ataxia telangiectasia pattern of inheritance

autosomal recessive

26

opportunistic infections

candida, CMV, PCP (common when defect in T-lymphocytes)

27

what causes DiGeorge

deletion on long arm of chromosome 22

28

DiGeorge mnemonic

CATCH-22 - cardiac defects, abnormal facies, thymic hypoplasia, cleft palate, hypocalcemia

29

treatment for DiGeorge

thymic transplantation

30

SCID cause

absence of lymphocytes (B and T cells)