or for those in the process of being evaluated for MS (or some other disease), written in clear, easy to understand language, with pictures of MRI's and other testing,
can be found here: http://www.pneuro.com/publications/ms/index.html
And even those of us who have had this disorder for a long time can learn something! :)
...I am not a doctor, nor health professional, and don't pretend to be one, here.....