Muscle Wasting In Dogs. Muscle atrophy, or muscle loss, is the wasting away of your dog’s muscles. Other causes are lime disease, myositis and degenerative myelopathy.

Muscular atrophy in dogs refers to the weakening or wear of their muscle mass. Read on for signs to help you determine whether or not your dog is suffering, and if so, what to do about it. Generally, the hind legs, hips, face or neck will look noticeably thinner due to the loss.