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Test Code LAA Lactate, Plasma


Specimen Required


Collection Container/Tube: Grey top (potassium oxalate/sodium fluoride)

Submission Container/Tube: Plastic vial

Specimen Volume: 0.5 mL

Collection Instructions:

1. Collection must be at least 1 mL in a 2-mL draw tube or at least 2 mL in a 4-mL draw tube.

2. Spin down and separate plasma from cells.

Additional Information: Patient's age and sex is required.


Useful For

Diagnosing and monitoring patients with lactic acidosis

Method Name

Photometric, Lactate Oxidase/Peroxidase (VITROS Dry Slide)

Reporting Name

Lactate, P

Specimen Type

Plasma NaFl-KOx

Specimen Minimum Volume

0.2 mL

Specimen Stability Information

Specimen Type Temperature Time
Plasma NaFl-KOx Frozen 30 days

Reference Values

≤2 years: 0.6-3.2 mmol/L

>2 years: 0.6-2.3 mmol/L

Day(s) and Time(s) Performed

Monday through Sunday; Continuously

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Test Classification

This test has been cleared or approved by the U.S. Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.

CPT Code Information

83605

LOINC Code Information

Test ID Test Order Name Order LOINC Value
LAA Lactate, P 2524-7

 

Result ID Test Result Name Result LOINC Value
LAA Lactate, P 2524-7

Testing Algorithm

See Epilepsy: Unexplained Refractory and/or Familial Testing Algorithm in Special Instruction.

Forms

If not ordering electronically, complete, print, and send an Inborn Errors of Metabolism Test Request (T798) with the specimen.