AUSTIN (KXAN) — A person at Texas State University, or TXST, was diagnosed with tuberculosis disease, according to a message shared with the campus.The Hays County Health Department informed the university of the diagnosis Tuesday. The person was at the San Marcos campus.“While the chance of exposure and infection is minimal, we wanted to make you aware,” the message said.TXST wouldn't specify if the person diagnosed was a student, staff member or visitor, saying it couldn't pr