URI c low grade fever 1-3 days
develop upper airway obstruction
BT may reach 39-40o C,(some afebrile)
barking cough, hoarseness
inspiratory stridor , worse at night
agitation and crying aggravate S&
Croup is clinical diagnosis!!!
X-ray neck ; AP neck : steeple sign
Lateral neck : subglottic narrowing, distention of
hypopharynx