São Paulo leptospirosis cases reach 347 in 2026, near prior year total

São Paulo state confirmed 347 leptospirosis cases from January to August 2026, approaching the 451 cases recorded in all of 2025. The data suggests a potential annual increase, though the report lacks comparative context on seasonality or outbreak status. This matters as leptospirosis is a waterborne disease often linked to flooding, indicating possible public health and infrastructure concerns.