Laboratory Test Information Guide

Details for Lactate,Plasma

Test Name: Lactate,Plasma
Alternate Name(s):  
Laboratory: Core UH & VH
Specimen Type: 6 mL Grey top Vacutainer tube

Pediatric:
2-10 yrs: 2 mL Grey top Microtainer (BD 365992)
Collection Information: Sample should be drawn with continuous venous flow, as venous stasis may cause lactate elevation.

Do not use tourniquet for collection.

Centrifuge and separate plasma within 15 minutes of blood collection and analyze plasma as soon as possible.
**Specimens that have been collected in grey top tubes and have been spun may be analyzed up to 2 hours post collection; however this is not recommended. For optimum specimen integrity; specimen should be spun and the plasma taken off the cells within 15 minutes of collection.

For pediatric samples, a minimum of 0.3-0.5 mL must be collected, and the sample sent to the lab ASAP.
Requisition: GENERAL LABORATORY REQUISITION
Test Schedule: As required
Turnaround time from when specimen
is received in testing laboratory:
 
Routine
4 hours
Stat
1 hour
 
Reference Range: 0.50-2.20 mmol/L
Effective Date: 2008-11-15
Revised Date: 2014-02-25
Critical Value:  
Interpretive Comments: Increased in sustained hypoxia and several metabolic disorders. Lactic acidosis is a frequent cause of increased anion gap.
Special Processing: Centrifuge and separate plasma within 15 minutes of blood collection.
Comments: Hemolyzed, lipemic and icteric samples may cause interference with results.
Method of Analysis: Lactate to Pyruvate Endpoint conversion
Critical Information Required:  
Storage & Shipment:  
System Codes: 
Cerner
LACP
 
Referred To:  

Questions? Comments? Contact Laura Gopaul