Plasminogen Activator Inhibitor (PAI 1) Ag : 36555

CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered.

Test Code
PAIAGQ or 36555

Alias/See Also
Plasminogen Activator Inhibitor-1; PAI-1

CPT Codes

Lt. blue (3.2% sodium citrate).

Transport Container
Centrifuge light blue-top tube and transfer 1 mL (Min: 0.3 mL) citrated plasma into a standard transport tube. Freeze immediately.

Transport Temperature

Specimen Stability
Ambient: Unacceptable; Refrigerated: Unacceptable Frozen: 14 days

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Received room temperature, Received refrigerated. Gross hemolysis; grossly lipemic.

Enzyme-Linked Immunosorbent Assay

Setup Schedule

Report Available
3-10 days (From receipt at performing laboratory)

Reference Range
Effective 7-10-2015
3-72 ng/mL

Clinical Significance
Increased activity is associated with increased risk of arterial thrombosis, such as with unexplained premature myocardial infarction. As an acute phase reactant, the activity is increased after an acute event. Studies suggest PAI-1 may be a prognostic marker in early stage breast cancer.

Performing Laboratory
Quest Diagnostics

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.