What is the most common cause of bronchiolitis in infants? (scroll down for answer)

A) Respiratory syncytial virus

B) Rhinovirus 

C) Parainfluenza viral 

D) Adenovirus

E) Streptococcus 

The correct answer is (A) Respiratory syncytial virus. 

For a quick review of Bronchiolitis click here:  http://emdaily.cooperhealth.org/content/back-basics-bronchiolitis