Case 1: Rat with abdominal distension. Case 2: 4 month English mastiff poor weight gain, lethargy, depression & intermittent vomiting. Case 3: Himalayan cat had a protracted recovery from general anaesthesia. Case 4: German shepherd with anaemia, depression, lethargy & inappetence. Case 5: 8 year old beagle with progressive weight loss and lethargy .