UCSF Navigation Bar

UCSF Departments of Pathology & Laboratory Medicine Home Page

Lab Manual for UCSF Clinical Laboratories

Lab Manual for SFGH

Internal Resources

Click here for more information about laboratory operations and procedures

If you have additional questions regarding this test, please call: 415-353-1667

Search Our Test Menu

Lactate Dehydrogenase, CSF
(Not a routinely available test. See 'Additional information')

Item Value
Approval req'd? No
Available Stat? No
Test code LDCF
Test group LD
Performed by Parnassus & Mission Bay Chemistry
In House Availability Test available 24 hours per day 7 days per week
Method Spectrophotometric, kinetic (lactate/NADH)
Collection Instructions Collect serum/plasma in addition if recent blood level is not available for comparison with CSF result. Specimen label must contain the date the sample was collected and the legible name of the person who collected the sample.
Container type CSF tube or sterile collection tube
Amount to Collect 3 mL CSF
Sample type CSF
Preferred volume 0.5 mL CSF
Min. Volume 0.2 mL CSF
Units U/L
Normal range The LDH level in CSF is normally about 10% of the serum LDH level

Karcher DS, McPherson RA. Chapter 29: Cerebrospinal, synovial, serous body fluids, and alternative specimens. In Henry's Clinical Diagnosis and Management by Laboratory Methods. 22 Ed. McPherson RA, Pincus MR. Eds. Elsevier Saunders: Philadelphia, PA, 2011.
Synonyms LD; LDH
Stability Room temperature 2 hours. Do not refrigerate or freeze.
Turn around times 4 hours
Additional information Interpretation requires knowledge of blood level.
CPT coding 83615
Last Updated 8/15/2016 6:09:59 PM
Entry Number 588
Lab Procedure Link Click here for Procedure
UCSF home page UCSF home page About UCSF Search UCSF UCSF Medical Center