The Modern Bark | Dog Training Tips

Great Dane and Chihuahua Skeletons Courtesy of Wikimedia Commons While Osteosarcoma represents just 5% of all canine tumors, it is estimated that between 6000 and 8000 new cases will be diagnosed this year in the United States. As the most common type of bone cancer in dogs, Osteosarcoma accounts for approximately 85% of canine tumors that originate in the skeletal system. This is an aggressive cancer where malignant tumors develop deep within the bone; from there they destroy healthy bone and remodel it with tumorous bone from the inside out.  The tumerous bone becomes increasingly painful and is not as strong as healthy bone, potentially causing the bone to break easily with minor injury. Risk Factors Associated With Development of Osteosarcoma In Dogs Osteosarcoma is generally a disease of large breed dogs, and although any size dog may develop the disease, it is estimated that large breeds such as the Scottish Deerhound are 200 times more likely to develop the disease