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Z Year3 Resp Conditions > Acute Bronchitis > Flashcards

Acute Bronchitis Flashcards

1
Q

How look does acute bronchitis last?

A

Lasts more 2 weeks in half and more than 4 in a quarter of patients

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2
Q

Is acute bronchitis common?

A

Yes very

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3
Q

What are the viral causes of acute bronchitis?

A
  1. Coronavirus
  2. Rhinovirus
  3. Respiratory syncytial virus
  4. Adenovirus
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4
Q

What are RF for acute bronchitis?

A
  1. Smoking
  2. Exposure to infection
  3. Cystic fibrosis
  4. COPD
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5
Q

What are symptoms and signs of acute bronchitis?

A
  1. Cough worse at night or with exercise
  2. Duration of cough >30 days
  3. No Hx of chronic resp illness
  4. Productive cough
  5. Mild Fever: high or prolonged suggests pneumonia
  6. Dyspnoea: from chest pain or tightness with breathing, wheezing
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6
Q

What are possible DDx for acute bronchitis?

A
  1. Covid-19
  2. Pneumonia
  3. Allergic rhinits
  4. Asthma
  5. CHF
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7
Q

What investigations are used for acute bronchitis?

A

Clinical diagnosis

-Exclude asthma and pneumonia e.g. pulmonary function test and CXR

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8
Q

What is the management plan for acute cough <4 weeks acute bronchitis?

A

observation

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9
Q

What other measures can be taken for acute bronchitis?

A
  1. antipyretic
  2. short acting beta-agonist bronchodilator
  3. antitussive e.g. dextromethorphan
  4. consider immediate or delayed antibiotics
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10
Q

What is the ongoing treatment for acute bronchitis >4weeks?

A

1st line: evaluate for other causes

  • Short acting beta agonist bronchodilator
  • Consider immediate or delayed antibiotics
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11
Q

What are possible complications of acute bronchitis?

A
  1. Post bronchitis syndrome (cough lasting several months)

2. Pneumonia

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12
Q

When does recurrence of acute bronchitis happen?

A

common in subsequent viral infection seasons, especially in smokers

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13
Q

What is the prognosis of acute bronchitis like?

A

nearly all patients with acute bronchitis recover within 6 weeks of their initial symptoms

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14
Q

What are the typical organisms causing acute bronchitis?

A
  1. Rhinovirus
  2. Parainfluenza
  3. Influenza A or B
  4. Respiratory syncytial virus
  5. Coronavirus
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15
Q

What is acute bronchitis less comonnly caused by?

A
  1. Mycoplasma pneumoniae
  2. Bordetella pertussis
  3. Chlamydia pneumoniae
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16
Q

When do you do a CXR in acute bronchitis?

A
  1. Findings suggestive of pneumonia
  2. Elderly patients
  3. Persistent cough
  4. History of COPD, lung pathology
17
Q

What can be prescribed to help with wheezing?

A

Inhaled beta-2 agonists eg. salbutamol may be useful if patient is wheezing

18
Q

What can be prescribed if cough is interfering with sleep?

A

Antitussives

19
Q

How do you treat acute bronchitis in patients with underlying lung pathology eg. COPD, asthma?

A
  1. Amoxicillin (7 days)

2. Doxycycline if penicillin allergy (7 days)

Z Year3 Resp Conditions (20 decks)

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