are estimates for routine tests. For some tests or at times of public health emergencies, outbreaks or exigent circumstances, TATs may be longer than what is posted.
This Turn around time definition does not apply to tests that are on-hold awaiting information to continue testing. Please note that “day” as used here, refers to business days.
For tests referred out by PHL to other reference labs, the TAT is dependent on the Reference Laboratory testing schedule.
Effective November 7,
2016, Public Health Ontario will be updating its respiratory viral testing
algorithm to provide the highest quality testing, multiplex respiratory viral
PCR (MRVP), for all patients being tested. Please see the Labstract for more details, including important
changes to testing of ambulatory patients.