Cervical spondylosis, also known as cervical syndrome, is the general name of cervical osteoarthritis, proliferative cervical spondylitis, cervical nerve root syndrome and cervical disc herniation. It is a disease based on degenerative pathological changes. It is mainly a clinical syndrome with a series of dysfunction due to the compression of cervical spinal cord, nerve root or vertebral artery due to long-term strain of cervical spine, hyperosteogeny, or prolapse of intervertebral disc and thickening of ligament. It is manifested by cervical disc degeneration itself and a series of secondary pathological changes, such as vertebral segment instability and loosening; Protrusion or prolapse of nucleus pulposus; Bone spur formation; Ligament hypertrophy and secondary spinal stenosis stimulate or compress the adjacent nerve roots, spinal cord, vertebral artery and cervical sympathetic nerve, and cause a variety of symptoms and signs. Cervical spondylosis can be divided into cervical spondylosis of cervical type, cervical spondylosis of nerve root type, cervical spondylosis of spinal cord type, cervical spondylosis of vertebral artery type, cervical spondylosis of sympathetic nerve type and cervical spondylosis of esophageal compression type. It often occurs in the middle-aged and elderly. The incidence of male is slightly higher than that of female.
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