Clinical Presentation

Clinical Symptoms:

• Barking cough, stridor, and hoarseness developing over 1-3 days
• Low-grade fever may be present
• Physical exam may reveal hoarse voice, coryza, normal to inflamed pharynx, increased respiratory rate
• Signs and symptoms of airway obstruction like inspiratory stridor, sternal retractions, and agitation

Risk factors:

• Age 6 months to 3 years
• More common in boys
• Fall and winter seasons
• Previous history of croup