Dengue virus type 3 infection in a traveler returning from Costa Rica to Japan in 2023
Sasaki Tadahiro 1, Morita Ryo 1,2,3, Aoyama Ikuko 4, Baba Takashi 4, Goto Tetsushi 2,3, Kubota-Koketsu Ritsuko 1, Samune Yoshihiro 1, Nakayama Emi E. 1, Shioda Tatsuo 1, Shirano Michinori 2
1 https://ror.org/035t8zc32 Department of Viral Infections, Research Institute for Microbial Diseases Osaka University 565-0871 Osaka Japan
2 https://ror.org/00v053551 Department of Infectious Diseases Osaka City General Hospital 534-0021 Osaka Japan
3 Department of Infectious Diseases Osaka City Juso Hospital 532-0034 Osaka Japan
4 Virology Section, Division of Microbiology Osaka Institute of Public Health Nakamichi 1-3-3, Higashinari-Ku 537-0025 Osaka Japan
Abstract
The number of dengue cases has increased dramatically in recent years. In Latin America, the number of cases and deaths in 2023 was the highest ever recorded. We report on a patient who had been infected with dengue virus during his stay in Costa Rica in September 2023, and developed the disease after returning to Japan. Plasma obtained from the patient was used for diagnosis and dengue virus serotyping by real-time PCR. The nucleotide sequence of the envelope region of dengue...
