The numbness of the hand after the head hit is not excluded to be caused by craniocerebral trauma, cerebral hemorrhage, cervical spine injury and other reasons.
1. Craniocerebral trauma: If the head is hit after causing craniocerebral trauma, the nerves in the brain will be compressed by craniocerebral fracture and other compressive injuries, which will cause numbness of the hands.
2. Cerebral hemorrhage: If the head is subjected to a serious collision, this situation can usually trigger bleeding in the brain, the patient’s intracranial pressure will rise, can directly compress the nerves, resulting in nerve dysfunction caused by the phenomenon of hand numbness, usually combined with the emergence of nausea, nausea, headache symptoms.
3. Cervical spine injury: after the head touches, it is not excluded that the cervical spine will be subjected to a certain amount of pulling and twisting injury, if usually suffer from cervical spondylosis, at this time can aggravate the cervical spondylosis, resulting in brachial plexus nerve compression after the phenomenon of hand numbness.
The head touched the hand numbness symptoms for a long time did not get relief, or the symptoms worsened the situation, should be timely to the hospital for examination and treatment, to avoid delaying the condition.