It is imperative that you see a neurologist who deals with neuropathies asap.
This will answer many questions and alleviate the agony (read... stress) of not knowing if you should proceed along that route. It is highly conceivable that your problem is reversible and not damaged nerves but of a compression type problem ...somewhere.
PT can be putting the cart before the horse and may possibly make things worse.
See a PN specialist first!