However, the generalized neuropathy (involving most nerves in the body) related to diabetes and several other metabolic and
nutritional disorders most often starts in the feet
, not the hands
. In a diabetic with thyroid disease, numbness in the hands would raise concern for another type of neuropathy: carpal tunnel syndrome.
The median nerve can be injured anywhere along its course. If your symptoms are confined to just your hand, it may be the nerve was injured somewhere at the wrist.