Asthma Flashcards

1
Q

Asthma

A

inflammatory disorder of airways

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2
Q

Risk factors for asthma attacks

A

allergens, exercise, polluntants, occupational hazards, respritory infections, GERD, emotional stress

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3
Q

What is the primary response from exposure to allergens??

A

Chronic inflamation–> Asthma

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4
Q

Early-Phrase

A

vascular congestion, edema formation, thick mucas, chronichal spasm and thickening of airway walls

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5
Q

late-phase

A

response occurs within 4-10 hrs after inital attack, can be more severe

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6
Q

S/S of asthma attack

A

cough, wheezing, chest tightness, SOB, expiration may be prolonged

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7
Q

cough variant asthma

A

cough is only symptom

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8
Q

acute asthma attack

A

hypoxic, restless, increased anxiety and pulse and BP

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9
Q

acute asthma attack

A

hypoxic, restless, increased anxiety and pulse and BP

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10
Q

severe asthma attack

A

RR>30 pulse>120, need for ER or hospitalization

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11
Q

Life threatening attack

A

so dyspnic they cant speak

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12
Q

Diagnostic Studies for Asthma

A

history/physical exam, pulmonary function test, peak flow monitoring, chest XR, ABG, oximetry, allergy test, eosinophils, sputum cultures

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13
Q

severe exacerbations

A

increase dose of bronchodilators, IV corticosteriods, supplemental O2, IV fluids

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14
Q

Quick relief drugs

A

coricosteroids, leukotriene modiers, monoclonal antibody to IgE

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15
Q

corticosteroids

A

suppress inflammatory response

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16
Q

leukotriene modifers

A

bronchoconstrictors; antiinflammatory

17
Q

Anti-IgE

A

decrease circulating IgE levels, take every 2-4 weeks

18
Q

Anti-IgE

A

decrease circulating IgE levels, take every 2-4 weeks

19
Q

Bronchodilators

A

B-adrenergic agnoist, methylxanthines, anticholinergics

20
Q

B-adrenergic agnoist

A

acute bronchospasm

21
Q

methylxanthines

A

alleviates early phase (with another medication)

22
Q

anticholinergic

A

block acetylcholine

23
Q

How much water to drink a day

A

2-3L it breaks up mucas

24
Q

Green zone O2

A

> 80%

25
Q

yellow zone O2

A

50-80%

26
Q

red zone O2

A
27
Q

SABA

A

most effecive b-adrenergicagonists

28
Q

SABA

A

most effecive b-adrenergicagonists

29
Q

mild exacerbations

A

pt has difficulty breathing only w/activity, peak flow is >70

30
Q

moderate exacerbations

A

dyspnea, interferes w/ ADLs peak flow is 40-60%

31
Q

severe exacerbations

A

life threatening, repitive SABA needed, corticosteriods via IV

32
Q

metered dose inhaler

A

dry powder inhaler and nebulizers

33
Q

metered dose inhaler

A

dry powder inhaler and nebulizers