Bronchiolitis Flashcards Preview

Hugh's MD3 Paediatrics > Bronchiolitis > Flashcards

Flashcards in Bronchiolitis Deck (11):
1

Who usually gets bronchiolitis and when?

1 years old and younger
Usually in winter

2

What is the aetiology of bronchiolitis?

Majority is viral - RSV, Human rhinovirus

3

How does bronchiolitis present?

Hx
- Mild fever
- Cough
- Wheeze
- Tachypnoea
Ex
- Increased WOB
- Fine inspiratory crackles
- Wheeze
- Reduced oxygen saturation

4

How is bronchiolitis managed?

Usually self limiting
Fluid resus if required
Oxygen +/- high flow

5

How is bronchiolitis investigated?

- Nasopharyngeal aspirate
○ For viral immunofluorescence or PCR
○ For epidemiology and infection control, no mx implications

6

What are the indications for hospitalisation in bronchiolitis?

SASS CICS

- Severe respiratory distress (grunting, severe recession, RR >70, nasal flaring)
- Apnoeic episodes
- Significant hypotonia
- Survivor of extreme prematurity
- Congenital heart condition, pre-existing lung disease, or immunodeficiency
- Intake less than 50% normal
- Cyanosis
- Social concerns

7

What is the natural history of bronchiolitis?

Self limiting
Symptoms peak at 2-3 days
Usually resolved 7-10 days though cough may persist for weeks

8

What are some markers of severe bronchiolitis?

Fatigue
SaO2 less than 90%, particularly if not responding

9

When is it safe to discharge a child with bronchiolitis?

Feeding normally
Saturations normal

10

What is the role of salbutamol in bronchiolitis?

No role

11

What are some risk factors for bronchiolitis?

- Maternal smoking - the in utero affect more so than inhalation during infancy
- Pre-term delivery
- Chronic long term of prematurity
- Chronic cardiorespiratory diseases
- Immunodeficiency