Canine Adenovirus 1

Causes Canine Infectious Tracheobronchitis

• Adenoviridae
• Usually mild bronchointerstitial pneumonia, necrosis of bronchiolar and alveolar epithelium, oedema, type II pneumocyte hyperplasia
• May cause necrotising bronchiolitis in immune-deficient dogs (distemper)
• Can be associated with kennel cough described above

Hosts

• Dogs
• Foxes are very susceptible (Fox Encephalitis)

Epidemiology

• Transfers easily via ingesting infected urine, feces or respiratory secretions
• Can be transferred by handlers, infected surfaces, etc.

Adenovirus pneumonia (Image sourced from Bristol Biomed Image Archive with permission)