Vitamin C, Serum (Referred Out) - Saskatoon
Discipline
Biochemistry
Overview
Description
- Used in evaluating vitamin C deficiency
Alias
- Ascorbic acid
Specimen Information
Specimen types accepted
- Serum
Specimen collection container
- Preferred Collection Container: Gold (gel) 5.0 mL
- Alternative Collection Container: Red (no additive) 6.0 mL
Collection procedure
- Specimen must be centrifuged, aliquotted into amber tube and frozen within 45 minutes of collection
Required volume
- Optimal Volume: 4.5 mL Full collection tube
- Minimum Volume: 2 mL serum
(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)
Transport and stability
- Serum aliquot must be frozen or on ice pack within 45 minutes of collection
Rejection criteria
- Specimens received where the proper collection protocols were not followed
- Pathology and Laboratory Medicine Acceptance and Rejection Criteria
Testing Information
Clinical interpretation
- Result interpretation should be correlated with clinical and other laboratory findings.
Performance
Days/times performed
Availability |
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Testing Site |
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Maximum laboratory time
- 9 day turnaround time by testing laboratory
- Shipped overnight Mondays and Wednesdays
Other information
- Used in evaluating vitamin C deficiency
- Preferred Specimen Collection - Refer patient to Patient Service Centre or Hospital Test Centre able to process specimens within required time frame.
Last Updated: October 24, 2024