0 Bronchiolitis

---

Bronchiolitis

• Inflammatory obstruction of small airways

• Usually < 2years ( mostly at 6 months )

• Viral infection : RSV ( 50% cases)

Risk factors :

• Top feed ( Breast milk is protective as it has IgA against RSV )
• Smoking mothers

Clinical features :

• Viral prodorme
• Wheezing

 Note :

• Wheezing in < 2year old - think Bronchiolitis
• Wheezing in Adults - think Asthma.

Chest X-Ray : Hyperinflation.

Drug of choice : Humidified Oxygen. ( Antibiotics are not used )



Q. When is Ribavirin used and when is Palivizumab used in cases of Bronchiolitis? 

Answer : When associated with

1. Cyanotic congenital heart disease - Use Ribavirin or Palivizumab
2. Chronic Lung disease patients (Preterm - Bronchopulmonary hypoplasia) - Use Palivizumab

---

MedicoNotebook - Founder : DrShiviMudgal , Co-Founder : DrAyushGoel