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Peru Confirms First Measles Death in Loreto Outbreak

Deployed brigades are vaccinating Alto Monte as authorities work to close long-standing coverage gaps before a planned 2027 national sweep.

Overview

  • Health authorities confirmed Thursday that a 16-year-old unvaccinated adolescent from Alto Monte, Loreto, died after developing pneumonia linked to measles.
  • Local transmission remains active in Alto Monte with more than 23 confirmed cases and the Ministry of Health has sent 23 brigades to the area to run immunization and medical rounds through October.
  • The regional response in Loreto has reached about 23,000 people while the national campaign that began in April has applied roughly 1.239 million doses and the country holds a stock of more than 2 million vaccines.
  • Public health teams report that geographic isolation, cross-border movement and community refusal of interventions hinder sample collection, referrals and vaccination in Alto Monte.
  • Experts say the death highlights long-standing vaccination shortfalls—second-dose coverage is well below the 95% target, leaving many people aged about 15–30 susceptible and raising the risk of wider spread and strain on health services ahead of other seasonal challenges.