Bronchiolitis is an acute infection of the bronchioles as a whole is characterized by inflammatory obstruction in small airways. Bronchiolitis describes a clinical syndrome characterized by rapid breathing, chest wall retraction and respiratory sounds of wheezing sounds.
The most common cause (50-90%) were respiratory syncytial virus (RSV). A small part is caused by the influenza virus, influenza virus, adenovirus, rhinovirus, mycoplasma pneumoniae (Eaton agent).
