It is a listing of conditions (disorders) and a remedy differential. This is the book to be referred when answers cannot be find elsewhere. One of the most complete of therapeutic books. Alphabetical arrangement of ailments with a remedy differential for each one. Compare and contrast the various remedies for nausea and vomiting of pregnancy, dysmenorrhea, diarrhea, etc.. This book is the result of many years labour by Samuel Lilienthal and is an A-Z listing of hundreds of pathological conditions showing in detail the homeopathic remedies for that condition and the differential diagnosis for each of them. It is an excellent reference work and a valuable addition to any Homeopathic library.