The Pennsylvania Department of Health announced on September 21 that 43 new measles cases have been confirmed in the state, raising the total number of confirmed infections to more than 800.

The department’s statement indicated that the additional cases were identified through ongoing surveillance and testing efforts conducted across Pennsylvania. The increase brings the cumulative count of measles cases to a level that surpasses the 800‑case threshold for the current outbreak.

Health officials emphasized that the outbreak remains active and that they continue to monitor the situation closely. The department’s reporting reflects the latest tally of confirmed cases as of the announcement date, adding to the existing count that has been accumulating over recent weeks.

The new figures are part of a broader pattern of measles activity that has been documented throughout the state. While the department did not release details on the geographic distribution of the latest cases, it confirmed that the outbreak is affecting multiple areas within Pennsylvania.

The Pennsylvania Department of Health is responsible for compiling and releasing case data, and its latest update serves as the most current official count of measles infections in the state. The department’s ongoing efforts include case identification, laboratory confirmation, and public health response measures aimed at containing further spread.

The announcement on September 21 marks the most recent addition to the state’s measles case count, highlighting the continued presence of the disease within Pennsylvania’s population. No additional context beyond the case numbers was provided in the department’s release.

The health agency will likely continue to provide periodic updates as new information becomes available and as the outbreak evolves.