# Unvaccinated Pennsylvania Woman Dies from Measles Complications Third measles-linked death in the US this year highlights disease risks for all ages. - **Source:** [Ars Technica - All content](https://brifing.si/source/b728770c-8dda-457a-8986-84879c9fc42c) - **Published:** 2026-09-13 - **Original article:** - **On Brifing:** https://brifing.si/s/4128d67f-9d4f-4bca-8625-290823e03cef ## Third Measles Death in Pennsylvania A 40-year-old unvaccinated woman in Jefferson County, Pennsylvania died from measles complications, marking the third such death in the state this year. The outbreak has caused 670 cases and 124 hospitalizations across 37 counties. Prior to 2023, Pennsylvania hadn't recorded a measles death in 35 years. Coroner Greg Furlong called it a heartbreaking reminder of measles' potential severity. ## Vulnerable Health Conditions The deceased woman had chronic obstructive pulmonary disease (COPD) and required constant supplemental oxygen, making her particularly vulnerable. While her measles diagnosis wasn't laboratory-confirmed, she showed classic symptoms including the characteristic rash and had known exposure to measles. The coroner listed respiratory failure due to suspected measles as the immediate cause of death. ## Controversy Over Infant Deaths Two additional measles-associated deaths occurred in Lancaster County infants - a 6-week-old with a severe genetic condition and a newborn. While the state health department counts both as measles-related, the coroner disputes the newborn's classification, citing spleen rupture as cause of death. The unvaccinated mother was severely ill with measles during delivery. ## Reporting Discrepancies The CDC, under Health Secretary Robert F. Kennedy Jr., isn't counting the infant deaths in national measles data due to new reporting requirements. Kennedy publicly clashed with Pennsylvania's governor over the deaths, spreading vaccine misinformation and accusing officials of fabricating cases. This controversy highlights ongoing vaccine debates in public health. ## Public Health Response Pennsylvania's health department is conducting a thorough case review while working with local coroners. Officials emphasize keeping the public informed as the outbreak continues. The Jefferson County death hasn't yet been added to official state totals, showing delays in outbreak tracking. Health authorities warn measles can cause severe complications at any age. ## Historical Context Before vaccines, measles caused 400-500 US deaths annually. Widespread vaccination reduced this to near-zero by 2000. Recent anti-vaccine movements have contributed to outbreaks - US cases reached 1,282 in 2019, the highest since 1992. Pennsylvania's current outbreak reflects this troubling trend, with unvaccinated individuals at highest risk. ## Disease Characteristics Measles is among the most contagious diseases, spreading through airborne transmission with 90% infection rate among unvaccinated exposed individuals. Complications include pneumonia (1 in 20 cases), encephalitis (1 in 1,000), and death (1-2 in 1,000). The characteristic rash appears 7-14 days after exposure, preceded by fever, cough, and conjunctivitis. ## Public Health Implications These deaths underscore measles' ongoing threat despite vaccine availability. They reveal vulnerabilities in public health infrastructure, from disease surveillance to vaccine misinformation. The cases demonstrate how measles exploits immunity gaps, affecting both chronically ill adults and infants too young for vaccination. Health officials stress vaccination as the only reliable protection. ## Sources covering this story - https://arstechnica.com/health/2026/09/unvaccinated-pennsylvania-woman-died-of-measles-complications-coroner-says/ — --- _Summary written by Brifing from the original reporting. Copyright in the original article belongs to its publisher; read the full piece at the link above._