When I finished my book on famous patients, the most common question I received was “Are the stories of sick celebrities really relevant to other patients?”  My answer was that yes, with some caveats, these experiences are well-worth knowing.The same can be said for the story of Patrick Swayze’s terminal pancreatic cancer, which has now been told by his widow, actress Lisa Niemi Swayze, in a new book, “Worth Fighting ...