1, neck and shoulder pain can radiate to the headrest and upper limbs;
2. There is a heavy feeling on one shoulder and back, weakness of upper limbs, numbness of fingers, decreased sensation of limb skin, inability to carry things, and sometimes involuntary holding things to the ground.
3. Its serious typical manifestations are: weakness of lower limbs, unsteady walking, numbness of feet, and the feeling of stepping on cotton when walking.
4. In the most serious cases, there may even be large urine volume, uncontrolled urine volume, sexual dysfunction and even quadriplegia.
5, often accompanied by head, neck, shoulder, arm pain, stiff neck, limited activity.
6, some accompanied by dizziness, housing rotation, severe cases accompanied by nausea and vomiting, bedridden, a few may have dizziness, sudden collapse.