Reportable Infectious Diseases
Tuberculosis Reporting, Guidelines and Resources
Reporting positive TB skin tests or IGRAs
To report a positive skin test or IGRA for tuberculosis:
Fax the Positive TB Skin Test/IGRA Reporting Form with the follow-up chest x-ray report within seven days to 905-546-4078
Clinical Tools Resources
This tool estimates the risk of active tuberculosis for an individual with a tuberculin skin test reaction of 5mm and above, based on his or her clinical profile. It is intended for adults tested with standard tuberculin (5 TU PPDS or 2 TU RT-23) and/or a commercial Interferon Gamma release assay (IGRA).
Date modified
January 25, 2023