Infectious Diseases of Saudi Arabia 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 search of the medical literature.Chapters are arranged alphabetically, by disease name. Each chapter is divided into three sections:1. Descriptive epidemiology 2. Status of the disease in Saudi Arabia3. ReferencesA chapter outlining the routine vaccination schedule of Saudi Arabia follows the diseases chapters.There are 361 generic infectious diseases in the world today. 215 of these are endemic, or potentially endemic, to Saudi Arabia. A number of other diseases are not relevant to Saudi Arabia and have not been included in this book.In addition to endemic diseases, all published data regarding imported diseases and infection among expatriates from Saudi Arabia are included.