For a list of infectious (communicable) diseases and disease factsheets, click here.

By provincial law, certain infectious diseases must be reported to the Medical Officer of Health at your local health unit. 

Click on the link below for a list of the Reportable Diseases for Ontario.

/NR/rdonlyres/F06DC0D5-5862-4751-A0AC-F86AA529C329/0/2005ReportableDiseaseList.pdf

The following is a list of Reportable Diseases for Canada:

http://dsol-smed.hc-sc.gc.ca/dsol-smed/ndis/list_e.html