77 Ill. Adm. Code 690.495
Listeriosis (Reportable by mail, telephone, facsimile, or electronically as soon as possible, within three days)
Section 690
Section 690.495 Listeriosis  (Reportable
by mail, telephone, facsimile, or electronically as soon as possible, within three
days)
a)Â Â Â Â Â Â Â Â Control of Case
1)Â Â Â Â Â Â Â Â No
specific restrictions.
2)Â Â Â Â Â Â Â Â If a cluster of cases is identified, the local health authority
shall look for evidence of infection from a common source.
b)Â Â Â Â Â Â Â Â Control of Contacts
No specific restrictions.
c)Â Â Â Â Â Â Â Â Laboratory Reporting
1)Â Â Â Â Â Â Â Â Laboratories shall report to the local health authority
patients from whom Listeria monocytogenes has been cultured from a normally
sterile site or patients who have a positive result on any other laboratory
test indicative of and specific for detecting Listeria monocytogenes.
2)Â Â Â Â Â Â Â Â Laboratories shall forward to the Department's laboratory clinical
materials that are positive for Listeria monocytogenes.
3)Â Â Â Â Â Â Â Â Laboratories
shall report and submit to the Department's laboratory any food or
environmental Listeria isolates resulting from an outbreak investigation, or
upon request.