Test Details

Mnemonic

GLCSF

Ordering Code

3400030

CPT-4 Code(s)

82945

Specimen Information

Collect

Cerebrospinal fluid (CSF)

Specimen Preparation

Specimen must be frozen immediately after collection. Send 1.0 mL Cerebrospinal fluid (CSF) frozen in a screw capped plastic vial.

Minimum Volume

0.5 mL

Transport Temperature

Frozen

Rejection Criteria

Hemolysis

Stability

Room temperature: Unacceptable
Refrigerated: 14 days
Frozen: 28 days

Methodology

Spectrophotometry (SP)
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Reference Range

40 - 80 mg/dL
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Performing Laboratory

Quest SJC
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