This form of arthritic condition is found in older dogs, and is caused by wear and tear of the joints. This condition is generally affected by weather changes and strenuous exercise as the dog ages. Although this is not technically a joint disorder, it is included as it is often confused with the diagnosis of CHD, OCD and Elbow Dysplasia. This is a disease that most often affects the long bones in the legs. It is diagnosed through radiographs that discover increased areas of density which can mean formation of bone in the marrow cavity.
Symptoms vary from subtle to dramatic lameness that can switch from leg to leg.
It most often appears between five and twelve months of age, and can affect one or more legs at a time. It has also been reported in later ages as well. Panosteitis is a disease of unknown causes. Autoimmune Disorders Leading to Arthritis More research is currently being conducted regarding autoimmune response in relationship to arthritis. Rheumatoid arthritis is an autoimmune response, but it is rarely seen in dogs.