| Methodology: |
Reflectance Spectrophotometry
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| Performed: |
Sun-Sat
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| Reported: |
Within 24 hours
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| Specimen Required: |
Collect: CSF.
Transport: 1 mL CSF, frozen. (Min: 0.5 mL)
Pediatric Collection/Transport: 1 mL CSF, frozen. (Min: 0.2 mL)
Remarks: Specimens should be collected prior to the intrathecal administration of contrast media. Centrifuge and remove supernatant within 4 hours of collection. Refrigerate at 2-8°C if specimen will not be analyzed within 4 hours. Freeze at or below -18°C if testing will be delayed 48 hours.
Unacceptable Conditions: Hemolyzed specimens and those containing intrathecal contrast media.
Stability: Ambient: 4 hours; Refrigerated: 3 days; Frozen: 6 months
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