bA riveting exploration of the most difficult and important part of what doctors do, by Yale School of Medicine physician Dr. Lisa Sanders, author of the monthly iNew York Times Magazine icolumn Diagnosis, the inspiration for the hit Fox TV series iHouse, M.D.i b p The experience of being ill can be like waking up in a foreign country. Life, as you formerly knew it, is on hold while you travel through this other world as unknown as it is unexpected. When I see patients in the hospital or in my office who are suddenly, surprisingly ill, what they really want to know is, 'What is wrong with me' They want a road map that will help them manage their new surroundings. The ability to give this unnerving and unfamiliar place a name, to know it--on some level--restores a measure of control, independent of whether or not that diagnosis comes attached to a cure. Because, even today, a diagnosis is frequently all a good doctor has to offer. p A healthy young man suddenly loses his memory--making