Test Overview
Test Methodology
Lactate to Pyruvate at 340 nm
Test Usage
LDH in CSF is normally lower than serum activity. It may be increased in both bacterial and viral meningitis. Increases are also seen in certain brain diseases and states.
Reference Range *
No established reference range.
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Test Details
Days Set Up
Daily, 24 hours
Analytic Time
2 hours
Soft Order Code
LDCSF
MiChart Code
LDH, CSF
Synonyms
- LDH, CSF
- LDCSF
- Lactate Dehydrogenase Spinal Fluid
Laboratory
Chemical Pathology
Section
Automation
Specimen Requirements
Collection Instructions
Collect spinal fluid and place in a sterile tube or container. Refrigerate.
Normal Volume
1 mL CSF
Minimum Volume
0.5 mL CSF
Additional Information
This test has not been cleared nor approved by the U.S. Food and Drug Administration.
Billing
CPT Code
83615
Fee Code
20514
LOINC
2528-8