Respiratory Syncytial Virus (RSV) bronchiolitis is one of the most common lower respiratory tract infections in infants and young children. It is a leading cause of hospitalization in children under 2 years of age. RSV spreads rapidly in community settings, particularly during peak seasons (typically fall and winter), and often affects the smallest and most vulnerable patients.
At Neftaly, we promote early recognition and evidence-based outpatient and inpatient management strategies to reduce RSV-related complications and hospitalizations.
Neftaly: Clinical Recognition of RSV Bronchiolitis
Common Symptoms
- Nasal congestion and runny nose (often the first sign)
- Cough (progressive and persistent)
- Wheezing
- Rapid or labored breathing (tachypnea, nasal flaring, chest retractions)
- Decreased feeding or difficulty feeding
- Low-grade fever
- Apnea (especially in premature infants or young neonates)
Severe Symptoms (Indicators of Complications)
- Marked respiratory distress (grunting, head bobbing)
- Cyanosis (bluish lips or face)
- Signs of dehydration
- Lethargy or poor responsiveness
Neftaly: Diagnosis of RSV Bronchiolitis
Diagnosis is typically clinical and based on:
- History and physical examination (symptoms, respiratory signs)
- Pulse oximetry to assess oxygen saturation
- Nasopharyngeal swab for RSV rapid antigen or PCR testing (helpful for confirming diagnosis during outbreaks, especially in hospitalized patients)
Differential Diagnosis
- Asthma/reactive airway disease
- Pneumonia
- Foreign body aspiration
- Pertussis
- Other viral or bacterial infections
Neftaly: Treatment and Management Strategies
1. Supportive Care (Mainstay of Treatment)
- Hydration: Encourage oral fluids; consider IV fluids if feeding is poor
- Oxygen therapy: Administer supplemental oxygen if saturation falls below 90–92%
- Nasal suctioning: Gentle suctioning to relieve nasal obstruction, especially before feeding
- Fever management: Use acetaminophen or ibuprofen (as age-appropriate) to manage fever and discomfort
2. Medications
- NOT routinely recommended: Bronchodilators, corticosteroids, or antibiotics unless there is clear evidence of bacterial co-infection or another diagnosis
- Nebulized hypertonic saline: May be considered in inpatient settings but not typically in outpatient care
Neftaly: Hospitalization Criteria
Refer or admit if:
- Age < 3 months with moderate to severe symptoms
- Apnea episodes
- Oxygen saturation consistently < 90%
- Respiratory distress (marked retractions, nasal flaring, grunting)
- Dehydration or inability to feed
- Underlying high-risk conditions (prematurity, congenital heart/lung disease, immunodeficiency)
Neftaly: Prevention Strategies
- Palivizumab prophylaxis: For high-risk infants (premature, chronic lung disease, congenital heart disease) during RSV season
- Hand hygiene and respiratory hygiene: Essential in community, home, and clinical settings
- Avoid exposure to sick contacts during peak RSV season
- Breastfeeding: Supports immune function in infants
Neftaly Conclusion
RSV bronchiolitis is a viral illness with significant potential for respiratory compromise, especially in infants and high-risk children. Neftaly encourages a vigilant and supportive care approach, clear criteria for escalation, and prevention strategies to protect vulnerable pediatric populations.

