Aspirin Resistance Test ASPRES
Method(s) | Light Transmittance |
---|---|
Specimen Required | |
Collect | Two 2 mL Greiner bright blue (sodium citrate) top tubes. |
Transport | The specimen MUST arrive at the Operations Center within 3 hours of collection. DO NOT CENTRIFUGE the tubes. |
Remarks | Draw 2 mL blood into each tube filled to the proper level (1 part anticoagulant to 9 parts blood) at 20-25ºC. Invert tubes 3-4 times to avoid clotting. DO NOT REFRIGERATE TUBE. |
Stability | Ambient: 4 hours |
Unacceptable Conditions | Clotted, hemolyzed, collected in wrong tube, tubes less than 90% full, centrifuged, outside stability limits. |
Schedule | Mon-Fri 0800-2300 |
Billing Code | 4010474 |
CPTCode | 85576 |
Notes | Avoid these medications 7-14 days prior to testing: NSAIDs (except selective COX-2 inhibitors). Non-aspirin anti-platelet drugs. |
Preferred Specimen Collection Device(s) | |
Reference Interval | |
See Laboratory Report |