14 3 3 Protein Immunoassay, CSF (Referred Out) - Saskatoon
Discipline
Biochemistry
Overview
Alias
-
Creutzfeldt-Jakob
- Prion disease
Specimen Information
Specimen types accepted
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CSF
Specimen collection container
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Preferred collection container: CSF collection container
- Alternative collection container: Aliquot of CSF
Collection procedure
- Freeze sample as soon as possible after collection.
Required volume
-
Optimal volume: 3.0 mL
- Minimum volume: 2.0 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.)
Rejection criteria
-
Xanthochromic samples
- Samples with visible blood
- Pathology and Laboratory Medicine Acceptance and Rejection Criteria
Performance
Methodology
-
Enzyme-linked immunosorbent assay (ELISA)
Days/times performed
| Availability |
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| Testing site |
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Maximum laboratory time
-
15 days turnaround time by testing laboratory
Other information
Reflex testing
- Tau Protein
- S100 Protein
Last Updated: September 27, 2024