Texas records first locally transmitted dengue fever case of 2024 | 26 Nov 2024 | Texas's first locally transmitted case of dengue fever in 2024 has been recorded as the state is experiencing its highest annual case count in decades, officials say. The mosquito-driven virus was found in a resident of Cameron County, which is the southernmost county in the state, according to the Texas Department of State Health Services (DSHS). "It has been a highly active year for dengue virus globally. As of today, there have been 106 travel-associated dengue cases, including one death reported in Texas," the agency said Monday.