Canine infectious tracheobronchitis, more commonly known as “kennel cough,” is a highly contagious respiratory disease complex.  It refers to many infectious conditions in dogs that manifests as coughing, eye or nasal discharge, and occasionally bronchopneumonia.  There are several bacterial and viral causes including Bordetella bronchiseptica, parainfluenza virus, canine influenza, and canine adenovirus 2.