1. Clinic of Companion Animal Medicine, Faculty of Veterinary Medicine, Aristotle University of Thessaloniki, Stavrou Voutyra 11, GR‐54627 Thessaloniki, Greece
2. Department of Radiology, General Hospital ‘Papageorgiou’, GR‐56429 Thessaloniki, Greece
3. Laboratory of Pathology, Faculty of Veterinary Medicine, Aristotle University of Thessaloniki, University Campus, GR‐54124 Thessaloniki, Greece