Ill. Admin. Code tit. 77, § 690.475 – Legionellosis (Reportable by mail, telephone, facsimile, or electronically as soon as possible, within three days)

a) Control of Case
No specific restrictions.
b) Control of Contacts
No specific restrictions.
c) Laboratory Reporting
1. 1) Laboratories shall report to the local health authority patients from whom Legionella species is cultured or patients who have a positive result on any other laboratory test indicative of and specific for detecting Legionella infection.
2. 2) Laboratories shall forward clinical materials positive for Legionella isolates to the Department's laboratory.
3. 3) Laboratories shall report and submit to the Department's laboratory any environmental Legionella isolates resulting from a cluster or health care-associated infection investigation, or upon request.

(Source: Amended at 48 Ill. Reg. 4098, effective February 27, 2024)