Paediatrics – MCQ 11 – A 3 month old child with fever, cough and mild dyspnea.

A 3 month old child has moderate fever and non productive cough and mild dyspnea. After course of mild antibiotic the condition of the child improved transiently but he again develops high fever, productive cough and increased respiratory distress. Chest X ray shows hyperlucency and PFT shows obstructive pattem. Most probable
diagnosis is
a) Alveolar microlithiasis
b) Post viral syndrome
c) Follicular bronchitis
d) Bronchiolitis obliterans

Correct answer : d) Bronchiolitis obliterans