University student Micah Johnson died Jan. 29, according to the East Baton Rouge Coroner's Office.
Johnson was a human sciences and education major, according to LSU Media Relations Director Ernie Ballard.
Facebook posts from Johnson's friends indicate she had been hospitalized over the weekend. One post indicated she was displaying symptoms of pneumonia and respiratory failure.
The coroner's office said the cause of death requires further tests to be confirmed, which could take three to four weeks.
This story will be updated as more information becomes available.