High-Resolution Diffusion Tensor Imaging (DTI) of the Cervical Spinal Cord in the Setting of Spinal Cord Injury (SCI)

Inclusion Criteria: * For inclusion to the Cervical Spinal Cord (CSM) * Clinical and Radiographic evidence of cervical spondylotic myelopathy * 18 to 80 years of age * Safe and stable clinical scenario to undergo imaging * Awake, alert patient able to cooperate with physical examination * Give written informed consent prior to any testing under this protocol For inclusion to the Control Group, subject must have: * No diagnosis of cervical degenerative or traumatic disease * 30 to 80 years of age * Ability of volunteers to tolerate 1 hr examination For inclusion to the Degenerative Disease Group, subject must: * Have signs or symptoms consistent with spinal cord injury. * Be diagnosed with cervical spondylosis (degenerative disease). For inclusion to the Traumatic Group, subject must have: • A spinal cord injury associated with a traumatic event. Exclusion Criteria: * For exclusion to the Cervical Spinal Cord (CSM): * Unsafe or unstable clinical scenario * Prior cervical spine surgery * History of neurological disease (stroke, multiple sclerosis, peripheral neuropathy, or other neurodegenerative conditions) * Inability to comply with physical examination * Contraindications to MRI imaging (metal debris, cardiac pacemaker, etc..) * Pregnant women For exclusion to the other groups: * Inability to comply with physical examination * Contraindications to MRI imaging (metal debris, cardiac pacemaker, etc..) * Pregnant women