Diseases in Search of Etiology: Global Status is one in a series of GIDEON ebooks which summarize the status of individual infectious diseases, in every country of the world. Data are based on the GIDEON database (gideononline.com) which relies on standard text books, peer-review journals, Health Ministry reports and ProMED, supplemented by an ongoing exhaustive search of the medical literature.Chapters are arranged alphabetically, by country name. Each section is divided into five subsections. 1. Descriptive epidemiology 2. Summary of clinical features 3. Global status including distribution map 4. Status of the disease in a specific country 5. ReferencesDiseases in Search of Etiology: Global Status includes separate sections on Brainerd diarrhea, Myalgic encephalomyelitis, Gianotti-Crosti syndrome, Kawasaki disease, Kikuchi's disease and Kimura disease, Pityriasis rosea, Reye's syndrome, Tropical pulmonary eosinophilia, Tropical sprue, and Viliuisk encephalomyelitis.