Pennsylvania measles cases top 1,000, largest outbreak since disease was eliminated
Pennsylvania has reported over 1,000 measles cases, marking the largest outbreak since the disease was declared eliminated in 2000. The state has recorded 1,078 cases total, with five deaths attributed to the outbreak.

The measles outbreak in Pennsylvania has surpassed 1,000 cases, making it the largest in the United States since the highly infectious virus was declared eliminated in 2000. State health officials reported a total of 1,078 measles cases as of Monday, the highest tally recorded since 1991. A significant portion of these, 1,066 cases, have occurred since April when the current outbreak began.
Recent figures indicate an increase of 145 cases over the past seven days. Health officials noted that 40 of the newly reported cases were identified from over two weeks ago and are now being formally recorded, a process aimed at improving epidemiological tracking. The outbreak has resulted in 207 hospitalizations and five deaths.
The five individuals who died were unvaccinated, including two infants too young to have received the measles vaccine. The deceased ranged in age from newborns to a 40-year-old. All fatalities occurred during the current outbreak, highlighting concerns about vaccination rates within affected communities.
Public health officials are continuing to monitor the situation, investigate transmission routes, and provide information. The scale of this outbreak and the associated fatalities underscore the critical importance of maintaining high vaccination coverage to prevent the resurgence of vaccine-preventable diseases like measles.