Universidade Santo Amaro

Mar 5, 2025 | journals.plos.org | Universidade Santo Amaro |Adriana Cortez |Stephanie Bergmann Esteves

This is a cross-sectional study that assessed the presence of IgM antibodies against leptospires in dengue-negative febrile patients treated at the public health services from São Paulo city. Blood samples were taken between May and December of 2019 from patients presenting fever associated with myalgia, headache, rashes, or blood disorders for more than four days, who sought medical care in one of the 602 primary healthcare units located across the city (Fig 1).