Shiga Toxin

External Quality Assessment for Shiga Toxin detection

This program provides proficiency testing to laboratories detecting the presence of Shiga Toxin organisms by different methods.

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Two shipments per year: May and November.

Shipping schedule

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2 simulated stool samples per shipment

Samples are simulated stools that can be used to determine Shiga Toxin-producing organisms by any available method

Results Report and Feedback

Results for Shiga Toxin are due two weeks after the shipping date.

Results can be conveniently reported online or sent by fax using our reporting forms.

Each laboratory receives a personalized Result Letter that can be conveniently and confidentially viewed on line.

Each letter contains

  • Expected results
  • Laboratory results
  • Grades assigned

Results are available to participants in critique format. The critiques include the expected results, comparison of results, and grades.

Shiga Toxin – FACT SHEET – link to general detection methods, clinical significance, and related information. (PDF)

Contact CMPT Coordinator Esther Kwok for more information about our EQA programs                          604-827-1754