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Occupational Health > Occ Obstructive lung disease > Flashcards

Occ Obstructive lung disease Flashcards

0
Q

Reactive airway dysfunction syndrome

A

An Irritant asthma

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1
Q

Airways (obstructive) lung diseases

A

Acute inflammation
Byssinosis
Occupational asthma
Hypersensitivity pneumonitis (HP)

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2
Q

Risks of occ asthma

A

Agents - large molecular weight (>500 dalton)

  1. Vegetable dust
  2. Animal dust
  3. Drugs
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3
Q

Vegetable dust that could cause asthma

A 
Coffee beans
Cotton
Flax
Flour
Garlic
Grain
Hemp
Latex
Sunflower pollen
Tea
Wood dust
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4
Q

Animal “dust” that can cause asthma

A 
Enzymes (animal & bacterial)
Cockroaches 
Dust & grain mites
Eggs
Rodents
Shellfish
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5
Q

Drugs that can cause asthma

A 
Cephalosporins 
Cimetidine 
INH
Methyl dopa
Penicillins
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6
Q

Small molecular weight agents that can cause asthma

A

Chemicals

Metals

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7
Q

Chemicals that can cause asthma

A 
Acid anhydrides
Acrylates 
Isocyanate 
Epoxy resins
Enzymes
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8
Q

Metals that could cause asthma

A 
Chromium
Cobalt
Nickel
Platinum
Vanadium
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9
Q

Diagnosis tests of asthma

A 
Spirometer: obstructive 
Methacholine challenge test: non-specific
Immunologic test (RAST, etc)
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10
Q

Hypersensitivity pneumonia

- “extrinsic allergic alveolitis” in UK

A

ABG - hypoxemia
PFT/Spirometer- Restrictive
Decreased DLCO = impaired gas exchange
CXR- patchy infiltrates or diffuse micro modular patterns
High-resolution CT: ground-glass opacifications

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11
Q

Humidifier lung

What Is the exposure ?

A

Thermophilic actinomycetes

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12
Q

Farmer’s lung

What Is the exposure ?

A

Moldy hay or silage

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13
Q

Bagassosis

What Is the exposure ?

A

Moldy sugar cane

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14
Q

Suberisis

What Is the exposure ?

A

Moldy cork

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15
Q

Malt worker’s lung

What Is the exposure ?

A

Aspergillosis

16
Q

Chemical cause of Hypersensitivity pneumonitis disease, what exposure ?

A

Isocyanates

Acid anhydrides

17
Q

Silo-filler’s disease

A

Nitrogen dioxide

18
Q

Popcorn worker’s lung

A
  • Bronchiolitis obliterans
  • Exposure to Diacetyl
    • butter flavoring in microwave popcorn
19
Q

Hypersensitivity pneumonitis is caused by exposure to?

A

Organic dust

20
Q

Rounded opacities in the upper lung fields

A

Silicosis

21
Q

Linear irregular opacities in the lower lung fields

A

Asbestosis

Occupational Health (69 decks)

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