DuPage County Health Department houses several programs that focus on the prevention, surveillance, and control of infectious diseases. The Communicable Disease & Epidemiology Program is responsible for the systematic collection, interpretation, analysis, dissemination and consolidation of data pertaining to the occurrence of a specific disease. This unit also studies the distribution and determinants of health and disease in populations, morbidity, injuries, disability, and mortality.
The Adult Health Services program provides a variety of services related to the prevention and treatment of sexually-transmitted infections, tuberculosis, and HIV/AIDS including screening, diagnosis, treatment, counseling, and referral. Tuberculosis services include initial screening as required for employment, immigration, and school entrance, as well as diagnosis and treatment to DuPage County residents exposed to tuberculosis disease. Immunizations for persons traveling abroad are also offered by staff.