Dengue Fever in Returned Travelers

Data from the GeoSentinel Surveillance Network indicate that, for certain areas of the world, travel-related dengue fever demonstrates seasonality.

In recent years, reports of travel-related dengue fever have increased. The development of the GeoSentinel Surveillance Network provides a unique opportunity to collect data from ill returned travelers. The clinics that make up this network are located on six continents and are staffed by clinicians who specialize in travel/tropical medicine.

Among ill returned travelers seen at GeoSentinel clinics from October 1997 through February 2006, 522 (2.1%) had a diagnosis of dengue fever. Twelve (2.3%) of these patients developed dengue hemorrhagic fever or dengue toxic shock syndrome. The largest number of cases occurred after visits to Thailand, India, Indonesia, or Brazil. An analysis of the annual trends in cases showed that increases in dengue…

Reviewing Author

Larry M. Baddour, MD

Disclosures

RoyaltiesUpToDate, Inc. (Authorship duties)

Larry M. Baddour, MD

Disclosures

RoyaltiesUpToDate, Inc. (Authorship duties)