Have you ever had an extraordinary pain that doesn't respond to medication, one that has a team of doctors scratching their heads as they start the pharmacologic dart game? I have. It's a thrilling MS tale of pain, drugs, more pain and more drugs, and even more pain and even more drugs rounding it off with some relief, some breakthrough pain and ultimately some breakthrough revelations.

Let's go back to the year 2005. I was in the last year of a master's degree program at New York...