Diagnosis of croup

Clinical - Respiratory/Pulmonary

Croup, also known as laryngotracheobronchitis, is primarily subglottic. Viral etiology.

History: Age typically 3 months to 3 years

Physical exam: Inspiratory stridor, barking cough, and hoarseness. Airway obstruction is rare with croup.

Diagnostic imaging: X-ray – “steeple sign” or narrowing of subglottic region.


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