Lactate/Pyruvate, Filtrate

Message

For Specimen Integrity during Extreme Weather see the “Lockbox Usage in Extreme Weather” document at the top of this page.

Test Code

LACPYR

Alias/See Also

11296

CPT Codes
83605, 84210

Preferred Specimen

4 mL whole blood collected in a sodium fluoride (gray-top) tube

Patient Preparation
A fasting sample is required

Minimum Volume

1 mL

Instructions

4 mL whole blood (gray-top tube) sodium fluoride, drawn from fasting patient without use of tourniquet and immediately mixed with 4 mL ice-cold 7% (w/v) Perchloric Acid. Let mixture stand for 10 minutes and centrifuge. Submit supernatant fluid for assay. Please specify volumes of blood and Perchloric Acid used.

Transport Temperature

Refrigerated (cold packs)

Specimen Stability

Room temperature: 3 hours
Refrigerated: 48 hours
Frozen: 30 days

Methodology
Enzymatic

FDA Status
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by the FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.

Setup Schedule

Set up: Daily; Report available: Next day

Performing Laboratory
Quest Diagnostics Nichols Institute
14225 Newbrook Dr
Chantilly, VA 20153

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.