
Acute bronchitis and bronchiolitis

Acute bronchitis
- sudden inflammation of the tracheobronchial tree, which comprises the trachea, or windpipe, and the bronchi; typically associated with a viral upper respiratory tract infection, such as the common cold, and is usually mild; in patients with chronic lung or heart disease, acute bronchitis is more severe, and can become chronic and progress to pneumonia.

Acute bronchiolitis

Acute bronchiolitis due to respiratory syncytial virus (rsv)

Acute bronciolitis due to other infectious organisms