Overview
- New SAP analysis shows 2024 coverage well below herd-immunity goals: MMR at five years 46%, polio booster 47%, triple bacterial 46%, and HPV 55% in girls and 51% in boys.
- Specialists caution that weakened coverage erodes community protection and opens the door to the return of measles, polio, rubella, pertussis and hepatitis A.
- Local reporting says Argentina is confronting a pertussis outbreak with five confirmed child deaths in 2025.
- PAHO announced the Americas lost measles elimination certification after sustained transmission, reporting 11,313 cases and 23 deaths through September 9, 2025.
- In Catamarca, provincial coverage sits near 65–70% as pediatric leaders warn of likely outbreaks and urge large-scale vaccination and counter-disinformation campaigns.