Cumulative national incidence was 1,073 cases per 100,000 population (3,088 per 100,000 population in Asunción). Most cases occurred in Central Department (49,070 61%) and Asunción (16,094 20%). Beginning the first week of October 2022, an increase in reported cases was again noted this report provides preliminary information on this outbreak as of March 11, 2023.ĭuring October 1, 2022–March 11, 2023, a total of 81,037 suspected, probable, or confirmed † chikungunya cases was recorded by the Paraguayan Ministry of Health § among these, 75,911 (94%) occurred during 2023.

The subsequent outbreak, concentrated in the capital city of Asunción and the neighboring Central Department, resulted in 5,221 cases during 2015–2016.* A second outbreak (1,239 cases) occurred during 2018 in the north-central Amambay Department. Paraguay reported its first autochthonous chikungunya case during 2015 ( 3). Rare complications include neurologic, cardiac, or renal disease ( 2). Most infected persons (72%–97%) experience symptomatic illness, typically including fever and often severe polyarthralgia (which can persist for months or years) ( 2). CHIKV is transmitted primarily by Aedes aegypti and Aedes albopictus mosquitoes.

Local transmission of chikungunya virus (CHIKV) was first reported in the Americas during December 2013, followed by widespread regional transmission ( 1).

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