The official site says:
Hypochondriacs have long had to satisfy their needs for self-diagnosis with medical reference materials written for the masses, but this revolutionary book is dedicated entirely to the hypochondriacâ€™s unique perspective on health. The worldâ€™s worst maladies, conveniently organized by symptom (real or imagined), will ignite even the mildest hypochondriacâ€™s fantasy life. Weâ€™re all going to die of somethingâ€”why not choose an ailment thatâ€™s rare and hard to pronounce?
The Complete Manual of Things That Might Kill You: A Guide to Self-diagnosis for Hypochondriacs