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Difficulty: MediumPediatric Respiratory Disorders

An 18-month-old girl is brought to the pediatric clinic by her parents in late January due to fast breathing and a whistling sound from her chest. Over the past 48 hours, she has had copious clear rhinorrhea, a low-grade fever, and a slight decrease in oral intake. There is no family history of asthma or atopy, and she has had no previous episodes of similar symptoms. Her immunizations are up to date. Her temperature is 37.9°C (100.2°F), heart rate is 138/min, respiratory rate is 48/min, and oxygen saturation is 94% on room air. The patient appears alert but has mild subcostal retractions. Lung auscultation reveals diffuse polyphonic expiratory wheezing and coarse crackles bilaterally. Which of the following are the most appropriate management steps for this patient? (Select all that apply)

  1. Nasal suctioning with saline drops prior to feedingAnswer
  2. Parental education on monitoring for increased work of breathingAnswer
  3. C
    Administration of aerosolized albuterol
  4. D
    Initiation of a short course of oral prednisolone
  5. E
    Prescription for empirical oral amoxicillin

Answer

The appropriate management steps are nasal suctioning with saline drops prior to feeding and parental education on monitoring for increased work of breathing.
The correct answers focus on supportive care measures. This patient's presentation of a preceding viral upper respiratory infection followed by tachypnea, retractions, and polyphonic wheezing in an 18-month-old infant is classic for viral bronchiolitis, most commonly caused by Respiratory Syncytial Virus (RSV). The mainstay of treatment is supportive care. Nasal suctioning with saline drops is highly effective in relieving upper airway obstruction, which is essential because infants are obligate nose breathers. Because she is stable with an oxygen saturation of 94% on room air and only mild retractions, she can be managed safely in the outpatient setting. Providing caregivers with strict education regarding signs of worsening respiratory distress (such as severe retractions, cyanosis, or lethargy) and clear return precautions is the standard of care.

Step-by-Step Solution

1
Analyze the patient's age and clinical presentation.
An 18-month-old presenting with preceding rhinorrhea, low-grade fever, tachypnea, and wheezing during the winter season.
To establish the most likely diagnosis, which is viral bronchiolitis.
2
Evaluate the severity of respiratory distress.
The patient has mild subcostal retractions and an oxygen saturation of 94% on room air, indicating mild to moderate severity without imminent respiratory failure.
To determine the appropriate setting for care (outpatient vs. inpatient).
3
Identify evidence-based management for stable bronchiolitis.
Supportive care with nasal suctioning, hydration, and close observation is indicated, while asthma-targeted therapies (bronchodilators, steroids) and antibiotics are contraindicated.
To select the correct therapeutic interventions and avoid inappropriate overtreatment.

Key Concept

The management of viral bronchiolitis in infants relies on supportive care (such as maintaining hydration and relieving nasal congestion) and clinical monitoring, rather than asthma-targeted therapies like bronchodilators or systemic corticosteroids.
Estimated Time:1m 15s
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Topics

Pediatric Respiratory Disorders

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