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Lactate Dehydrogenase (LD), CSF
Test CodeLAB6649
Quest Code
1687
CPT Codes
83615
Preferred Specimen
1 mL CSF collected in a sterile leak-proof container
Minimum Volume
0.5 mL
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 7 days
Refrigerated: 7 days
Frozen: Unacceptable
Refrigerated: 7 days
Frozen: Unacceptable
Methodology
Ultra Violet Kinetic
Setup Schedule
Sets up 7 days a week.
Report Available
Reports in 2 to 3 days.
Reference Range
≤25 U/L
Clinical Significance
LD in cerebrospinal fluid has been studied in association with bacterial and viral meningitis, malignancy, neonatal CNS hemorrhage, and stroke.
Performing Laboratory
Quest Diagnostics Chantilly Nichols Institute
14225 Newbrook Dr.
Chantilly, VA 20151-2228