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Pathology and Laboratory Medicine
Test Catalogue

​Mycobacterium tuberculosis PCR

Cerebrospinal Fluid

Clinical Microbiology

​Ordering Recommendations

​Specimen Requirements​

Type​
  • ​Lumbar puncture
  • Shunt
​Container
​Collection Procedure
  • ​Refer to CSF Collection Guidelines for order of draw instructions
  • Tubes provided in the CSF Collection Kit are pre-numbered (1 to 4) indicating the order sample tubes are drawn during collection. IF alternate collection container is used, tubes MUST be numbered with the order sample tubes are drawn.
​Required Volume
  • Optimal Volume: 3 mL
  • Minimum Volume: 1 mL
    (Submitting the minimum volume makes it impossible to repeat the test or perform confirmatory/reflex testing. In some situations, a minimum volume may require a second collection. If less than the minimum volume is submitted, TB/AFB culture may be prioritized in consultation with the Microbiologist-on-call at 306-655-1000.)

​Stability/Storage
  • Hand deliver to laboratory promptly
  • Stable at room temperature if sample cannot be immediately transported
Grounds for Rejection​

Testing Information​ ​

Availability​
Testing Site​
  • ​Molecular Microbiology/Virology Laboratory, RUH
Results Reporting​
​Reflex Testing
  • ​TB/AFB (Mycobacterium) culture will be added to TB PCR request
​Clinical Interpretation
​Alternate Test Names
  • TB PCR
  • Mycobacterium tuberculosis
  • AFB

Test Ordering Requirements​

Forms Required

 

​If you choose to print this information, it is valid only on date of print.

Laboratory Controlled Document LSM-819 v2

Last Modified: Wednesday, December 13, 2017 |
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