Diseases in Search of Etiology: Global Status is one in a series of GIDEON ebooks which explore all individual infectious diseases, drugs, vaccines, outbreaks, surveys and pathogens in every country of the world. Data are based on the GIDEON web application (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. The ebook includes: 1. Descriptive epidemiology 2. Clinical features 3. Distribution map 4. Images 5. Global status and status in every relevant country6. ReferencesDiseases in Search of Etiology: Global Status includes separate sections on Brainerd diarrhea, Gianotti-Crosti syndrome, Kawasaki disease, Kikuchi's disease and Kimura disease, Myalgic encephalomyelitis, Pityriasis rosea, Reye's syndrome, Tropical pulmonary eosinophilia, and Tropical sprue.