Croup syndrome is usually caused by –
a) Rhinoviruses
b) Coxsackie A virus
c) Coxsackie B virus
d) Para influenza
Explanation:
Croup (Laryngotracheobronchitis)
Croup is a viral infection of upper respiratory tract.
Children between the age of 1-5 years are affected.
Causative organisms → Parainfluenza type I, RSV, Influenza, Adenovirus, Rhinovirus