Countries: Cambodia, Australia, China, Cook Islands, Fiji, Kiribati, Lao People's Democratic Republic (the), Malaysia, Micronesia (Federated States of), New Caledonia (France), Northern Mariana Islands (The United States of America), Philippines, Pitcairn Islands, Samoa, Singapore, Solomon Islands, Tonga, Vanuatu, Viet Nam, Wallis and Futuna (France) Source: World Health Organization Please refer to the attached file. Update on the Dengue situation in the Western Pacific RegionThis report describes the epidemiology of dengue in the World Health Organization Western Pacific Region. Data are compiled from open sources (national indicator-based surveillance systems) with the exception of Lao People’s Democratic Republic and Viet Nam, where data are provided by the WHO Country Offices. For the Pacific Island Countries, syndromic surveillance data are provided by the WHO Division of Pacific Technical Support. Data from Indonesia has not been included in this report due to ongoing internal arrangements. Information is reported based on countries’ standard dengue case definitions, summary of these definitions and countries’ dengue surveillance systems - included as an annex to this report. Due to differences in surveillance methods and reporting practices, a comparison of trends between countries and areas is not possible, however, national trends can be observed over time.