In all cases involving infection, the practitioner should consult with a physician to address causation issues involving the relationship between that infection and the injuries more directly involved in whatever items of negligence are in the case. Do not assume that all infections result from negligence.
You can read more practice tips in my chapter Screening the Nursing Malpractice Case, in a text edited by Patricia Iyer, RN MSN LNCC. More information about Nursing Malpractice, Third Edition, 2007 may be found at here.