Test Details

Mnemonic

LDTBF

Ordering Code

3619640

CPT-4 Code(s)

83615

Specimen Information

Collect

Cerebrospinal fluid (CSF)

Specimen Preparation

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

Alternate Specimen

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

Minimum Volume

0.2 mL

Transport Temperature

Refrigerated

Rejection Criteria

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

Stability

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

Methodology

Quantitative Enzymatic
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Reference Range

See report
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Performing Laboratory

ARUP
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New York DOH Approval Status

Yes
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