Ordering Recommendation

Aids in evaluation of atherosclerotic cardiovascular disease.

Mnemonic
PLAC A
Methodology

Quantitative Enzymatic/Spectrophotometry

Performed

Thu

Reported

1-8 days

New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect

Serum Separator Tube (SST). Also acceptable: Plain Red.

Specimen Preparation

Ensure complete clot formation has taken place prior to centrifugation. Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.2 mL)

Storage/Transport Temperature

Refrigerated.

Unacceptable Conditions

Hemolyzed specimens.

Remarks
Stability

After separation from cells: Ambient: 24 hours; Refrigerated: 2 week; Frozen: 18 months

Reference Interval

0-224 U/mL

Interpretive Data

Lp-PLA2 activity should be interpreted in conjunction with clinical evaluation and patient risk assessment as an indicator of atherosclerotic cardiovascular disease. This test does not replace blood lipid testing or other traditional risk factors identified for cardiovascular disease.
 U/mL is equivalent to nmol/min/mL.

Compliance Category

FDA

Note

Samples that are visibly hemolyzed should be redrawn.

Hotline History
N/A
CPT Codes

83698

Components
Component Test Code* Component Chart Name LOINC
3002267 Lp-PLA2 Activity 86951-1
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • PLAC
Lp-PLA2, Lipoprotein-Associated Phospholipase A2, Activity (PLAC)