The number of cases in the Arkansas mumps outbreak that started in “officially” in early September has grown to more than 800 suspected and lab confirmed cases, according to the Arkansas Department of Health (ADH) Friday.

Mumps virus/CDC
Mumps virus/CDC

The 806 cases under investigation have been reported from four counties: Benton, Madison, Pulaski, and Washington. The ADH says there are currently 27 workplaces, 4 school districts, and 2 private schools impacted.

In Framingham, Massachusetts, officials with Framingham State University reported this week that a student has tested positive for mumps. reports:

Officials at the university said they were notified by the Massachusetts Department of Public Health after the student was tested for the disease. As a precaution, the student was housed in an isolation room on campus immediately after being seen in the campus Health Center.

“The student has remained in isolation for 5 days in adherence with the Department of Public Health guidelines,” university officials said in a statement.

Through Oct. 15, 2,570 mumps cases have been reported nationwide in 45 states and the District of Columbia.