Lactate, CSF

Abbrev Code:ARMISC   
Order Code:LAB4909Order Name:Send Outs Misc Test
Synonyms:Lactic Acid, CSF; LD, CSF
CPT Codes: 83605 x1
Turnaround Time:Specimens are sent to reference laboratory Mon-Sat; results are reported within 24 hours.

Collection Instructions

Optimal Volume:0.5 mL
Minimum\Peds Volume:0.2 mL
Container:Sterile tube
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.
Stability:2 weeks refrigerated; 1 month frozen.
Test Performed at or Referral Lab Lab Sendouts  (ARUP)
Referral Lab number:20516


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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