I have numbness in the left side of my left hand, it started as pain in the left side of my wrist. doctors seem to think i have post concussive syndro?

Mult. possibilites: Aside from symptoms after a concussion, it could represent an ulnar nerve irritation, an inflammation of a tendon, carpal tunnel syndrome or cervical spine impingement on a nerve. This merits a careful evaluation by your doctor or by a neurologist.

Could be neuropathy : Or nerve inflammation of the radial, median or ulnar nerve. Anti inflammatory meds, warm packs and physical therapy may help. Follow up with your dr.