Overview
- Louisiana health officials confirmed a travel-associated measles case infectious at Louis Armstrong New Orleans International Airport on Nov. 9 in Concourse B and beyond security from 5:00 to 8:30 p.m.
- The patient’s vaccination status is unknown, the person was not hospitalized, and isolation is in place; this is Louisiana’s third measles case reported in 2025.
- State authorities will notify passengers who shared a flight with the confirmed case as part of contact tracing.
- Philadelphia health officials reported a separate potential exposure at Philadelphia International Airport on Nov. 9 in Terminals A and B between 8:50 a.m. and 4:00 p.m., saying they do not see a threat to the general public.
- Health departments advise people who were in the listed areas to verify measles immunity, watch for symptoms over the next 21 days, and call a provider before seeking care; the virus can linger in air for up to two hours and infect most unvaccinated contacts.