CAG

The New Knowledge of DM (“GSD Myelopathy”)

German Shepherd Dog Myelopathy, also known as DM for Degenerative (chronic and progressive) Myelopathy (spinal cord disease), or CDRM in the UK, is the first disorder that comes to mind when German Shepherd Dogs and spinal lesions are spoken of together. Almost peculiar to Shepherds, the first symptoms are usually seen at more than 5 years of age and typically last 5 to 30 or so months, perhaps a bit longer if aggressive measures are taken to forestall euthanasia. All accounts to date concede that there is great variation in age of onset: the youngest case reported to Glasgow researcher Pamela Johnston in the course of her studies for her doctorate at the University of Glasgow, Scotland was five years old, and the eldest 14 years, while the majority were about nine years old at first presentation. Most early signs are seen at or shortly after about 6 years of age, if the observer is experienced and keenly looking for it. In my experience, many cases drag on for 2 years, a few go three or more years, and several I have seen last little over 6 months. Continue reading