Bronchiolitis in children

Acute bronchiolitis (bronchiolitis) is a common acute infection of the lower respiratory tract mainly caused by bronchial tubes. It is only found in infants under 2 years of age, and most of them are small infants from 1 to 6 months. Related to the anatomical characteristics. Obstruction due to tiny lumen is easily caused by viscous secretions, edema and muscle contraction, and can cause emphysema or atelectasis. Its clinical symptoms, such as pneumonia, are more pronounced, and are characterized by pronounced symptoms of cough and hypoxia. It is difficult to find pure bronchitis in the alveolar and alveolar wall, which is considered to be a special type of pneumonia in China. In fact, it is still different from pneumonia. This disease can be epidemic and some people call it asthmatic pneumonia. It was once called as: epidemic bronchiolitis (Guangxi), epidemic asthmatic pneumonia (Zhejiang), infantile asthmatic pneumonia (Shanghai), epidemic asthma (Guangdong), epidemic asthmatic pneumonia (Jiangxi )Wait. As for the epidemic asthmatic pneumonia that has spread in our country, it will be described separately.