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Argentina Reports Localized Chikungunya and Dengue as Provinces Tighten Surveillance

The reports signal early-season spread requiring faster testing with strict household mosquito control.

Overview

  • Tucumán confirmed 36 active chikungunya cases Tuesday, found mostly through door-to-door checks in the provincial capital.
  • Health officials in Tucumán intensified case-finding and vector control, and urged medical visits for fevers with no aspirin or ibuprofen.
  • Catamarca reported 11 autochthonous chikungunya cases and three dengue cases, concentrated mainly in Capital and Valle Viejo.
  • The National Epidemiological Bulletin counted 15,620 suspected dengue cases this season, with 35 lab-confirmed infections across DENV-1, DENV-2, and DENV-3.
  • San Luis confirmed its first locally acquired dengue in a 60-year-old man and launched blocking, fumigation, and fever searches as residents pressed for clearer prevention steps.