Respiratory conditions - Asthma Flashcards

1
Q

what is asthma?

A

common long-term inflammatory disease of the airways and lungs.

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2
Q

How many types of asthma are there?

A

2
- allergic asthma
-non-allergic asthma

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3
Q

Allergic asthma is caused by?

A

pollen, dust and mites.

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4
Q

Non-allergic asthma is caused by

A

cold air, exercise, viral infection, smoking

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5
Q

Aetiology of asthma

A
  • Arise at any age
  • risk factors can include:
  • genetic predisposition
  • Exposure to allergens
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6
Q

Epidemiology of asthma

A

-8 million people diagnosed with asthma
- incidence of asthma is higher in children than adults
- 1484 death in the UK in 2017
- 4 deaths per day

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7
Q

Allergic or Extrinsic asthma
usually, begins when you are a?

A

child

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8
Q

Allergic or extrinsic asthma
Family history of allergies

A

having a typical family history of allergies can cause you to show signs and symptoms of asthma after exposure.

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9
Q

Allergic or Extrinsic asthma usually responds well to ?

A

Treatment

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10
Q

Allergic or Extrinsic can

A

improve in adolescence or reactivate in adulthood.

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11
Q

Non-allergic or intrinsic tends to be more?

A

Chronic or severe than extrinsic asthma

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12
Q

Non-allergic or intrinsic is more common in?

A

Adults

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13
Q

Triggers of non-allergic or intrinsic asthma?

A

-exercise
- infection

does not tend to be allergens

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14
Q

Understanding of intrinsic asthma is?

A

poor

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15
Q

intrinsic asthma is often controlled with?

A

corticosteroids

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16
Q

Pathophysiology of asthma?

A

exposure to triggers causing intermittent narrowing and obstruction of the bronchi.

17
Q

narrowing and obstruction is caused by:?

A

-Bronchospasms
- increased mucous secretion
- Inflammation of mucosal cells

18
Q

Common signs and symptoms of asthma?

A
  • Expiratory wheeze
  • breathlessness (dyspnoeic)
  • tight chest - can feel like a band is tightening.
  • productive/non-productive cough
19
Q

Exacerbated signs and symptoms of asthma?

A
  • difficulty/inability to speak between breaths
  • tachypnoeic
  • tachycardia
  • drowsiness
  • confusion
  • exhaustion
  • dizziness
  • peripheral hypoxia
    -syncope
20
Q

Assessment of asthma pts

A
  • stay calm and use a reassuring manner.
    utilize a structured approach:
  • ABC
  • Full set of obs
  • Auscultate chest
  • calm pt
  • coach respiration if possible;e
    care for pt in a sitting position to optimize respiration
21
Q

Treatment of asthma

A
  • own inhalers - use a spacer
    o2
    salbutamol
    ipratropium, bromide (Atrovent)
    Hydrocortisone
    Adrenaline 1:1000