Asthma Flashcards

(72 cards)

1
Q

What is the first line therapy for newly diagnosed asthma in over 12s?

A

Air therapy: Combination Low dose inhaled corticosteroid (anti-inflammation)
Formoterol
-> immediate symptom relief

Should be PRN as needed

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2
Q

What is second line therapy for new asthma diagnosis?

A

MART inhaler with MODERATE inhaled corticosteroid and LABA like formoterol

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3
Q

What is third line therapy for asthma?

A

MART inhaler with MODERATE inhaled corticosteroid with LABA like formoterol for

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4
Q

What should be done 4th line if asthma is still not controlled?

A

Check FeNO and blood eosinophil count and if raised, refers o specialist asthma service

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5
Q

What to do 4th line if FeNO or blood eosinophil are not raised?

A

Moderate-dose MART with Addition of leukotriene receptor antagonist like montelukuast tablet every night
Long acting muscarinic agonist like tiotropium

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6
Q
A
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7
Q

What are the signs of poorly controlled asthma?

A

signs include:
Tachypnoea
Increased work of breathing
Hyperinflated chest
Expiratory polyphonic wheeze throughout the lung fields
Decreased air entry (if severe)

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8
Q

What are triggers for asthma exacerbation?

A

Cold air and exercise
Pollution and cigarette smoke
Allergens such as animal dander, dust mites and pollen
Irritants such as perfumes, paints or air fresheners
Medications such as NSAIDs or beta-blockers

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9
Q

Which test is sufficient enough to confirm asthma?

A

Clinical history with blood eosinophil level OR FeNO level

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10
Q

Which test should be done if FeNO and blood eosinophil are inconclusive?

A

Bronchial challenge

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11
Q

What is considered uncontrolled asthma?

A

Patient has an exacerbation requiring oral corticosteroids, so move to next INR of management

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12
Q
A
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13
Q

What is the criteria for discharge after asthma attack?

A

Stable on regular salbutamol inhaler for 24 hours
PEFR above 75%

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14
Q

What is the PEFR value for discharge?

A

75%

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15
Q

When are oral corticosteroids used in asthma?

A

Acute severe exacerbation
Maintenance therapy in very poorly controlled asthma unresponsive to add-on therapies

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16
Q

What is the next step for asthma not controlled by moderate dose MART?

A

Moderate dose MART includes LABA and moderate dose ICS.

Addition of LAMA should be done.

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17
Q

What is the best test for asthma when FeNO levels or eosinophil count are insufficient?

A

Bronchodilator reversibility testing which is an objective test recommended by NICE, if patient symptoms are not in severe exacerbationn

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18
Q

What is the first line therapy for patients with severe exacerbation of asthma at diagnosis?

A

Begin with MART rather than AIR because this indicates uncontrolled asthma

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19
Q

What is the difference between AIR and MART?

A

AIR is as needed either LABA or ICS

MART is combination LABA and ICS

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20
Q
A
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21
Q

What are the hisotlogical findings in asthma?

A

Curschmann spirals, where shed epithelium becomes whorled mucous plugs

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22
Q

What PEFR indicates acute severe asthma?

A

PEFR 33-50%

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23
Q

What PEFR value indicates life threatening asthma?

A

Less than 33% PEFR

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24
Q

What is a CO2 indicator for life threatening asthma? n

A

Normal CO2 as the patient tires from hyperventilation to become normocapnci

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25
What is the criteria for life threatening asthma?
Oxygen sat less than 92% Normal CO2 PEFR less than 33% Silent chest Confusion Cardiac arrythmia Hypotension
26
What is the criteria for acute severe asthma?
33-50% PEFR Respiratory rate over 25 Inability to complete full sentences Use of accessory muscles Tachypnoea Expiratory wheeze throughout lungs
27
What are the features of moderate asthma?
PEFR over 50%
28
What are the principles of peak flow use?
The patient should record the highest reading (as long as the readings are all fairly close) Perform standing up Exhale quickly with high force
29
What must be taken for asthma?
LABA
30
When to refer for respiratory specialist in asthma?
For treatment regime contains a high dose ICS
31
What is the most commmonc abuse of occupational asthma?
Isocyanates from spread painting and foam moulding with adhesives
32
How to taper steroid dose in asthma?
Reduce by 25-50%
33
What to do with asthma treatment in long term?
Consider stepping down treatment every 3 months
34
How can asthma be diagnosed in children aged 5-16?
PEF variability is 20% or higher FeNO over 35 PPV FEV1 increases by 12% or more after giving bronchodilator
35
How does asthma exacerbation present on spirometry?
FVC is preserved FEV1 will be severely be reduced ed
36
What is given for mild asthma exacerbation?
Salbutamol nebulised with prednisolone
37
What is the long termamangement for asthma after exacerbation?
40-50mg prednisolone for up to 5 days following asthma attack
38
What are general features of life threatening asthma?
Cyanosis Altered conscious level Exhaustion Hypotension
39
What drug must be given to in acute asthma attack?
Steroids, either oral prednisolone 40-50mg or 100mg IV hydrocortisone
40
How long to continue steroids in asthma attacks?
Five days minimum until recovery
41
What determines treatment pathway with frequent asthma exacerbations uncontrolled on moderate dose MART?
Inflammatory markers
42
What is next step if patient has normal inflammatory markers and uncontrolled asthma on MART?
Add leukotriene antagonist or LAMA
43
What is next step if patient has raised inflammatory markers and uncontrolled asthma on MART?
Refer to spieclaist
44
What is the NICE guidance for hospital admission in asthma?
Admit people with a moderate asthma exacerbation with worsening symptoms despite initial bronchodilator treatment and/or who have had a previous near-fatal asthma attack.
45
What is used for step down treatment for asthma?
aim for a reduction of 25-50% in the dose of inhaled corticosteroids
46
What is the first line investigation for asthma?
Eosinophil or FENO
47
What is the order of asthma investigations?
First line= eosinophil count and FeNO Second line= spirometry 3rd line= peak expiratory flow
48
What is reccomended for step-down in asthma?
NICE guidelines recommend considering treatment step-down after at least 3 months of sustained good control
49
What is the management of respiratory failure in asthma?
Mechanical ventilation
50
How does aminophyllije work?
It is a combination drug with Theophylline and Ethylenediamine. . Side effects include headache, nausea, palpitations and seizures
51
What is the order of asthma amangement escalation?
Oh Shit I Hate My asthma 1.Oxygen 2. Salbutamol nebulisers 3. Ipratropium bromide nebulisers 4. Hydrocortisone IV OR Oral Prednisolone 5. Magnesium Sulfate IV 6. Aminophylline/ IV salbutamol
52
What is first to give in severe asthma?
Oxygen
53
What is second to give in severe asthma?
Salbutamol nebuliser
54
What is third to give in severe asthma?
Ipatropium bromide nebuliser
55
What is fourth to give in severe asthma?
IV hydrocortisone or oral prednisolone
56
What is fifth to give in severe asthma?
Magnesium sulphate IV
57
What is sixth and final asthma severe amangement?
Aminophylline/ IV salbutamol
58
How to do step down treatment of asthma?
step-down of inhaled corticosteroids (ICS) by 25–50% every step-down
59
What indicates hospital admission for asthma e even with Clincial improvement and stability?
Pregnancy Intiially presented with features requiring emergency treatment
60
What to do for stabilisation after acute treatment!
continued oral prednisolone and ongoing monitoring in hospital
61
What is the most common cause of occupational astham?
Isocyanates from spray painting and foam moulding
62
Low BP, low oxygen, metabolic acidosis with resp compensation to
63
What FeNO level confirms asthma in adults?
50
64
Which eosinophil count confirms asthma?
0.6 or above
65
What improvement is diagnostic of asthma?
Increase in FEV1 by 12%
66
What investigations if patient symptoms aren’t controlled on moderate MART?
FeNO or blood eosinophil count
67
What to do if FeNo and eosinophil are normal but moderate dose MART is not improving symptoms?
add LTRA or LAMA
68
What to do if moderate dose mart and LTRA and LAMA does not control symptoms?
refer people to a specialist in asthma care
69
Which value alone confirms asthma?
FeNO above 50
70
What will CXR be for asthma?
Hyperinflation
71
What medications should always be paired and initiated early in acute asthma management?
Systemic oral corticosteroids should be used in conjunction with nebulised short acting bronchodilators
72
What causes Bronchieactasis and eosinophilia?
Aspergillosis, which should be managed with oral prednisolone