Specimen:
Collect
- One Blue Top (Na Citrate)
Submit
- 1 mL (Min:0.5 mL) Plasma . Submit Frozen. Submit in a Standard Transport Tube.
Rejection Criteria
- Clotted Specimen
- Grossly Hemolyzed Samples
- Collection tubes not properly filled
Plasma from patients on heparin therapy
Stability
Ambient: 4 Hour(s); Refrigerated: Unacceptable; Frozen: 2 Week(s); Incubated: Unacceptable
Methodology
- Mechanical Clot Detection
Performed
Mon-Fri
Reported
1-3 Day(s)
CPT Codes
- 85730
- 85732
Interpretive Data
Please see report for interpretive data.
Test results from a positive mixing study cannot exclude the presence of anticoagulant inhibitor drugs such as heparin or direct thrombin inhibitors. Thrombin time or heparin Xa inhibition testing is recommended.
Test results from a positive mixing study cannot exclude the presence of anticoagulant inhibitor drugs such as heparin or direct thrombin inhibitors. Thrombin time or heparin Xa inhibition testing is recommended.
Components
- 3505 - PTT
- 3561 - NORMAL PTT
- 3562 - 1:1 PATIENT MIX
- 5889 - INTERP
Last Updated: May 8, 2025 @ 9:13 am
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