Canine Adenovirus 2

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Antigenicity

  • Some antigenicity shared between CAV 1 and 2, which lends to vaccination

Pathogenesis

  • Causes necrosis of the respiratory tract with NO concurrent hepatitis
  • Animals present with:
    • Pyrexia
    • Mild depression
    • Nasal/ocular discharges
    • Corneal opacity (not always)
    • Dry, harsh, persistent cough

Epidemiology

  • Transfer is same as for CAV 1

Diagnosis

  • Virus isolation from respiratory secretions

Control

  • Isolate coughing dogs and disinfect premises
  • Vaccination: CAV 1 vaccine will cross protect