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Test Directory Plasminogen Activator Inhibitor (PAI-1) Antigen

Plasminogen Activator Inhibitor (PAI-1) Antigen

Test Summary

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.

Aliases

Specimen Collection

Special Instructions

N/A

Preferred Specimen

1 mL plasma collected in a 3.2% sodium citrate (light blue-top) tube

Minimum Volume

0.5 mL

Instructions

Refer to Quest Diagnostics Nichols Institute Directory of Services under Specimen Collection section, Coagulation Testing for further information on specimen processing.

Patient Preparation

N/A

Storage

N/A

Transport Temperature

Frozen

Specimen Stability

Room temperature: 8 days
Refrigerated: 8 days
Frozen: Unacceptable

Limitations

N/A

Other Acceptable Specimens

N/A

Unacceptable Specimens

Received refrigerated

Order Code

PAI1

EPIC (Premier) Code

LAB680

Includes

N/A

CPT Code

85415

Billing Code

670382

CPT Statement

Methodology

Enzyme Immunoassay (EIA)

FDA Status

FDA Approved

Physician Attestation of Informed Consent

N/A

Testing Laboratory

Quest Diagnostics Nichols Institute
33608 Ortega Highway
San Juan Capistrano CA, 92675

Department

Reference Testing

Reference Range

4-43 ng/mL

Setup Schedule / Expected Turnaround Time

Tuesday; Report available: 4 - 11 days