cropped-logo1black-ttiss1.png The Ontario Transfusion Transmitted Injuries Surveillance System (TTISS-ON)

NEW! See our how to video on extracting your data and making reports under our RESOURCES tab.


1. To become a member click icon:
member2. To enter a transfusion reaction click form:


3. Alternatively, if form is not working, enter data here:


4.  To find out who to report the reaction to click the icon:

tranfusion reaction