Interstitial idiopathic pulmonary fibrosis and Sick-Sinus-Syndrome in a West Highland white terrier dog

Summary An eleven-year-old West Highland white terrier treated for a Sick-Sinus-Syndrome since 2 years with a VVIR pacemaker was presented for exercise intolerance and panting due to interstitial idiopathic pulmonary fibrosis. Diagnosis was made before death by radiography, echocardiography and histology of lung biopsies. The follow-up was done before the dog died, 95 days after diagnosis. Necropsy was performed on heart and histology on sinus node also.