The numbness of both hands may be caused by cervical spine disease, cerebrovascular disease, trauma, etc., and the cause of the disease should be identified in a timely manner.
1. Cervical spine diseases: such as cervical spine straightening of the physiological curvature, herniated discs, etc., easy to compress the vertebral artery caused by insufficient cerebral blood supply, resulting in head buzzing, and compression of the nerve root may lead to numbness in the hands.
2. Cerebrovascular disease: transient insufficiency of blood supply to the brain may cause the head to buzz a bit, can also lead to symptoms of numbness of the hands, often accompanied by headache, nausea, vomiting, varying degrees of impaired consciousness and paralysis of the limbs and so on.
3. Trauma: due to blows or violent impact on the brain can cause brain buzzing, occurring in the spinal cord thalamus lateral tract or thalamus and other regions, will make the sensory conduction pathway obstacles, resulting in numbness of the hands.
But do not rule out other factors caused by the patient is recommended to consult a doctor in a timely manner, ask the doctor to clarify the cause of the disease, to give targeted treatment.