Most common cause of infectious croup is
Ans. is 'b' i.e., Parainfluenza type I Infectious croup (Laryngitis & laryngotracheobronchitis)o Nearly always caused by viral infectiono Usually by parainfluenza type I.o Other-RSVParainfluenza 2,3InfluenzaAdenoviruso TreatmentHumidified oxygenIntravenous fluid for adequate hydrationAntibiotic (ampicillin ceftriaxone) if suspecting epiglottitis.
Adenovirus
Parainfluenza type I
RSV
Influenza
Disorders of the Respiratory Tract