asthma Flashcards

1
Q

asthma

A
Can be defined as a chronic inflammatory
disorder characterized by increased
responsiveness of the bronchi to various
innocuous stimuli, manifested by
widespread and variable airway narrowing
that varies in severity
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2
Q

asthma signs

A

Patients have episodes of cough,
wheezing, chest tightness and or
dyspnoea, which are often worse at night
or early in the morning

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3
Q

major characteristics of asthma

A

Narrowing of the airways
hypersecretion of mucus
recruitment of inflammatory cells
Non-specific airway hyper-responsiveness

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4
Q

Narrowing of the airways

A

Narrowing of the airways and impeded
airflow, commonly reversible
spontaneously or following treatment

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5
Q

hypersecretion of mucus

A

hypersecretion of mucus, which
can lead to blockage of airways with mucus
plugscan limit airflow

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6
Q

recruitment of inflammatory cells

A

(eosinophils, mast cells, neutrophils, T

lymphocytes) to the airways

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7
Q

Non-specific airway hyper-responsiveness

A

to a range of normally innocuous stimuli

including cold, irritants and pollutants

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8
Q

Asthma and allergies

A

are closely linked. Asthma is more common in families with

allergies or asthma, but not everyone with asthma has allergies.

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9
Q

Classification of asthma

A

extrinsic

inric

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10
Q

•Extrinsic

A
– identifiable external
cause. Commonly occurs as a result
of allergic response with
development of IgE antibodies to
specific antigens. Tends to start in
childhood.
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11
Q

•Intrinsic

A

no external cause can be
identified. Generally appears in
adults.

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12
Q

examples of extrinsic

A
excerise
pets
stress
anger
pollution
pollen
smoke 
dust
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13
Q

Asthma: Diagnosis

A
Accurate patient history
Patient assessment
•Spirometry to assess for the
presence of airflow obstruction
•Serial peak expiratory flow
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14
Q

DRUG THERAPY

A
Short acting b2 agonist (SABA)
Salbutamol
Long acting b2 agonist (LABA)
Salmeterol
Inhaled Corticosteroids (ICS)
Fluticasone
Mast cell stabilizers (cromone)
Sodium cromoglycate
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15
Q

Nursing Management asthma

A

Assessment of respiratory function and detailed history (if patient not in
acute distress)
Care priorities
Education/patient teaching
• Asthma action plan
• Drug therapy and correct use of inhalers
• Peak flow meter

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16
Q

Impact on ADL for those with chronic asthma

A

General health status –
Diet/activity restrictions
Loss of certainty, predictability for day to day events
Loss of independence and self care ability

17
Q

General health status

A

compromised energy levels due to difficulty breathing out and
poor oxygen absorption…. Affecting strength, ability to talk. (interaction socially with
peers potentially affected)

18
Q

Diet/activity restrictions

A

– certain foods can trigger acute episodes

19
Q

Loss of certainty, predictability for day to day events

A

acute attack can be triggered by

many things at any time… may affect ability to plan

20
Q

Loss of independence and self care ability –

A

maintenance of independence requires

more motivation as disease progresses… mental health.