Mato Grosso do Sul reports more than 500 dengue, 600 chikungunya cases in first weeks of 2026

Health officials in Mato Grosso do Sul are currently monitoring a rise in mosquito-borne illnesses. As of 2026, 577 probable cases of dengue have been reported, with 23 confirmed by the State Health Secretariat (SES). Additionally, 666 probable cases of chikungunya have been identified, with 125 confirmed through the Information System for Notifiable Diseases (SINAN).

Dengue and Chikungunya Cases in Mato Grosso do Sul

The reported dengue cases represent an ongoing health concern for the region. Importantly, the SES has confirmed that, to date, no deaths have been attributed to dengue within Mato Grosso do Sul. Alongside dengue, chikungunya cases are also being tracked, with officials noting that no confirmed cases have been identified in pregnant women.

Did You Know? Vaccination efforts are underway, with 223,322 doses of the dengue vaccine administered to the target population, representing a significant portion of the 241,030 doses received from the Ministry of Health.

The current vaccination schedule, consisting of two doses administered three months apart, is specifically recommended for children and adolescents aged 10 years, 11 months, and 29 days to 14 years. This age group has been identified as experiencing the highest rates of hospitalization due to dengue fever among those aged 6 to 16 years.

Expert Insight: Prioritizing vaccination for the 10-14 age group reflects a targeted public health strategy to reduce severe outcomes and hospitalizations within a particularly vulnerable population, demonstrating a proactive approach to disease management.

The State Health Department is emphasizing the importance of seeking medical attention for individuals experiencing symptoms of either dengue or chikungunya. Officials strongly advise against self-medication and encourage prompt consultation with healthcare professionals.

Frequently Asked Questions

What is the current status of dengue cases in Mato Grosso do Sul?

As of 2026, Mato Grosso do Sul has registered 577 probable cases of dengue, with 23 confirmed by the SES. No deaths have been confirmed.

Who is eligible for the dengue vaccine in Mato Grosso do Sul?

The dengue vaccine is recommended for children and adolescents between 10 years, 11 months and 29 days and 14 years of age.

What should individuals do if they suspect they have dengue or chikungunya?

The State Health Department recommends seeking medical attention at a health unit and avoiding self-medication.

As health officials continue to monitor these cases, what steps can communities take to proactively reduce mosquito populations and protect themselves from these diseases?