Bronchiolitis (1)

Question 1

What is it commonly caused by?

How does it present?

Which investigations need to be done?

Answer 1

➊ RSV

➋ • Increased WOB
• Cough
• Poor feeding
• Coryzal symptoms
• Dyspnoea
• Fever
• Wheeze

➌ • Naso-Pharyngeal Aspirate (NPA) – Detects virus
• Blood gas

Question 2

How is it managed?

What can be given in the high-risk groups?

What is a rare complication of this?
→ What occurs here?
→ Which causative organism is this more likely to be caused by?

Answer 2

➊ * Feeding – Avoid overfeeding as full stomach will restrict breathing
* Supplementary O2
* Ventilatory support

➋ Palivizumab (monoclonal RSV antibodies) for prevention

➌ Bronchiolitis Obliterans
→ Infections lead to scarring of the bronchioles, which cause constriction and respiratory failure
→ Adenovirus