1. When I read this I must instantly think on a homeopatic remedy Natrium Sulphuricum. (suitable in a chronic case)
Read more about homeopatic remedies in Head Injuries:
Consult a classic homeopath in this case for a treatment, he can help you out.
2. Chlorella! Super food for the brain and super detoxer.
3. I think you can try to run below programs for your wife using Spooky2:
Maybe her nerves were damaged during that accident.
For more details, please check the link: