In 2019, dengue cases again rebounded, setting a new record of ~2.1 million reported cases in Brazil (Fig. 1A). We show that similar patterns of dengue incidence were also observed in each of the five geographic regions of the country (Fig. 1B, C).
Which country is most affected by dengue?
The largest number of dengue cases ever reported globally was in 2019. All WHO Regions were affected, and dengue transmission was recorded in Afghanistan for the first time. The American Region alone reported 3.1 million cases, with more than 25,000 classified as severe.
Is there dengue in Rio de Janeiro?
Brazil: Dengue cases in Rio de Janeiro state decrease significantly in 2020. The Rio de Janeiro State Department of Health (SES) reported a significant drop in dengue fever cases in 2020, to some surprise. According to the SES 2019 survey, there were 31,210 dengue cases and no deaths.
Which areas of the world are the most vulnerable to dengue?
Most prevalent in Southeast Asia, the Americas, and Western Pacific regions, dengue is characterized by a fever lasting two to seven days, and non-specific symptoms such as headache, rash, body aches, and joint pain (Gubler, 1998).
Who is prone to dengue?
Anyone who lives in or travels to an area with risk of dengue is at risk for infection. Before you travel, find country-specific travel information to help you plan and pack. Forty percent of the world’s population, approximately 3 billion people, live in areas with risk of dengue.
Is dengue transmitted by kissing?
Dengue does not spread by kissing. Dengue is transmitted only by mosquito bite. Dengue fever cannot be transmitted by coughing, sneezing or touch. It is not contagious and does not spread by kissing.
What is the dengue fever?
Dengue (DENG-gey) fever is a mosquito-borne illness that occurs in tropical and subtropical areas of the world. Mild dengue fever causes a high fever and flu-like symptoms.
What are the warning signs of dengue?
- Abdominal pain or tenderness.
- Persistent vomiting.
- Clinical fluid accumulation.
- Mucosal bleed.
- Lethargy or restlessness.
- Liver enlargement > 2 cm.
- Laboratory finding of increasing HCT concurrent with rapid decrease in platelet count.
Is dengue a flavivirus?
The dengue viruses are members of the genus Flavivirus in the family Flaviviridae. Along with the dengue virus, this genus also includes a number of other viruses transmitted by mosquitoes and ticks that are responsible for human diseases.