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Test Code LACTX2 Lactate, Whole Blood, Serial

Clinical Information

This order includes an initial lactate measurement that will reflex to a second lactate test 2 hours later if the initial lactate is 2 mmol/L or greater.

Synonym

  • 0HRLACT
  • 2HRLACT

Specimen Required

Preferred Container/Tube: Dry Lithium Heparin Syringe
Acceptable Container/Tube: Dry Lithium Heparin Syringe
Specimen Volume: Full Syringe
Specimen Minimum Volume: 1 mL

Specimen Stability Information

Ambient: 30 minutes
Refrigerated: 
Frozen: unacceptable

Rejected Due To

Unacceptable container type
Quantity not sufficient
Clotted specimens
Received >30 minutes from collection time

Testing Algorithm

If the initial lactate measurement is ≥ 2.0 mmol/L, Lactate, 2 Hour Draw (LABLAC2HR) will be performed at an additional charge.

Reflex Tests

Reporting Name Available Separately Always Reported
Lactate, 2 Hour Draw No No

Reference Values

0.5-1.6 mmol/L

Method Description

Amperometry

Performing Lab

Respiratory Therapy UH

Respiratory Therapy East

Clinical Lab James West Campus

Clinical Lab UH

Day(s) Performed

Monday through Sunday

Reporting Name

Lactate, 0 Hour
Lactate, 2 Hour

CPT Code Information

83605
83605 (if appropriate)

LOINC Code Information

32693-4
32693-4 (if appropriate)