The more common name for diabetic amyotrophy is diabetic neuropathy. It is a condition caused by advanced diabetes mellitus which affects the nerves in the legs, feet, hips, and buttocks. Symptoms include a wasting of the muscles of the legs as well as weakness of the leg muscles and severe, chronic pain in the buttocks, legs, and feet. Treatment includes monitoring blood glucose and keeping blood sugars well controlled as well as physical therapy and rest.
A vertebral compression fracture in the spine occurs when one or more vertebra become smashed or compressed. This injury is typical in individuals with osteoporosis and the elderly and can be caused by severe trauma to the back as well, such as in a car accident or following a fall. Symptoms include a sudden popping sound in the back and pain in the back. Treatment may include rest, wearing a back brace, or procedures such as vertebroplasty.
Grade III (severe): A complete tear in your muscle that causes severe pain and swelling and you can't bear weight on that leg, making it difficult to walk. You've also lost more than 50 percent of your muscle function. These injuries are less common and may need surgery to repair the torn muscle. They can take several months or more to completely heal.