Test Details

Mnemonic

LDTBF

Ordering Code

3619640

CPT-4 Code(s)

83615

Specimen Information

Collect

CSF
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Specimen Preparation

Specimen source required. Collect CSF, centrifuge to remove cellular material and send 1.0 mL fluid refrigerated in a screw-capped plastic vial.
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Alternate Specimen

Pericardial fluid, peritoneal/ascites fluid, pleural fluid or synovial fluid
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Minimum Volume

0.2 mL
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Transport Temperature

Refrigerated
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Rejection Criteria

Specimen types other than listed
EDTA, potassium oxalate, sodium fluoride, hemolyzed specimens
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Stability

Room temperature: 7 days
Refrigerated: 4 days
Frozen: 6 weeks
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Methodology

Quantitative Enzymatic
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Reference Range

See report
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Performing Laboratory

ARUP Reference Laboratory
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New York DOH Approval Status

Yes
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