Creatinine, Fluid - Saskatoon
Discipline
Biochemistry
Specimen Information
Specimen types accepted
- Miscellaneous Fluids
Specimen collection container
- Preferred collection container: Sterile Starplex or similar container
Required volume
- Optimal volume: 4.5 mL
- Minimum volume: 1.0 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. Chemistry may be able to do up to 10 tests with 0.75 mL blood.)
Transport and stability
- 4 hours on cells
- 7 days at 2 – 8ºC
Rejection criteria
- Specimens received where the proper collection protocols were not followed
- Pathology and Laboratory Medicine Acceptance and Rejection Criteria
Performance
Methodology
- Enzymatic, colorimetric assay
Days/times performed
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Maximum laboratory time
- In Hospital reported within 2 hours
- Community urgent and inter-hospital reported within 4 hours
- Community routine reported within 24 hours
Specimen retention time
- 3 days
Last Updated: October 9, 2024