DCM is particularly challenging to veterinarians because the cause is often unknown and can vary among dog breeds. Because most cases of DCM in dogs are classified as idiopathic, most therapies can be classified as ‘‘Band-Aid therapies’’ that palliate the effects of this disease for a short duration but do little to address the primary disease process. Therefore, DCM is almost always a progressive disease, and most dogs will eventually succumb to their disease. Survival times in dogs with DCM are variable and can be influenced by several factors, including breed. However, the prognosis for survival of dogs with DCM remains poor, with reported survival rates of 17.5% at 1 year and 7.5% at 2 years. Until recently, reported cases of DCM reversal in dogs were very rare.