I have had numbness in feet and hands during 4 months, lot of labs exams and my doctor can not find antthing abnormal in the results, last exam i had was a brain mri, i wouls like to know based in these syntoms what could be the most probably diagnostc, also based in other exam he did with some electric shots he told me he detected somthing abnormal in my nervous responses , that is why i had the mri, but i do not have results for it yet