Lactate, CSF - LG534


Sunquest Code:ARMISC  
Epic Code:LAB4909Epic Name:Send Outs Misc Test
Synonyms:Lactic Acid, CSF; LD, CSF
Methodology:Enzymatic
CPT Code:83605
Turnaround Time:Specimens are sent to reference laboratory Mon-Sat; results are reported within 24 hours.


Collection Instructions

Specimen:CSF
Optimal Volume:0.5 mL
Minimum\Peds Volume:0.2 mL
Collection Instructions:Collect on ice; transport to laboratory immediately.
Causes for Rejection:Room temperature specimens. Shared specimen.


Processing and Shipping

Specimen Processing:Centrifuge and aliquot 0.5 mL, 0.2 mL minimum. Store frozen. Specimen cannot be shared. If multiple tests are ordered, separate specimens are required.
Shipping Instructions:Ship on dry ice.
Test Performed at or Referral Lab Lab Sendouts  (ARUP)
Referral Lab number:20516


Interpretive

Reference Range:0-15 years: 0.5-2.8 mmol/L; 16 years and older: 1.1-2.2.6 mmol/L
Use:Aid in the diagnosis of bacterial and partially treated bacterial meningitis. Controversial. Increased levels, >3.3 mmol/L, are seen with bacterial infections.


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