The Chain of Transmission is a visual tool that helps illustrate all the components at play during the acquisition of infectious agents. It is applicable to all environments (e.g. hospital, home and community), but the examples given below will be focused on healthcare settings. Each element in the chain is a topic in and of itself, and the subject of further analysis.

Content created by Claudia Crussell-Balogh, CIC, MHSc.