What acute, viral infection of early childhood is marked by stridor caused by spasms of the larynx, trachea, and bronchi?

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Croup is an acute, viral infection that affects early childhood and is marked by stridor caused by spasms of the larynx, trachea, and bronchi. Asthma is a chronic respiratory condition characterized by airway obstruction, inflammation, and bronchospasm. Diphtheria is a serious bacterial infection that can cause severe respiratory symptoms and is now preventable through vaccination. Epiglottitis is a bacterial infection that can cause severe swelling of the epiglottis and cause airway obstruction.

What Acute, Viral Infection of Early Childhood Is Marked by Stridor