what is csm on neck spine
Cervical spondylotic myelopathy (CSM) is a compression of the spinal cord in the neck. CSM often affects older adults.In people with CSM, changes in the bones, discs and ligaments of the spine cause pressure on the spinal cord.Some changes are because of normal aging.ome changes are caused by arthritis of the spine. CSM is the most common spinal cord problem in people 55 years and older in the United States. If CSM is not treated, it will usually stay the same or get worse.