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Factor XIII, Functional
Test Code31103
CPT Codes
85290<br>*** RESTRICTED USE *** This code is available for Client #58705 ONLY.
Preferred Specimen
1 mL plasma collected in a 3.2% sodium citrate (light blue-top) tube
Minimum Volume
0.3 mL
Instructions
Platelet poor plasma: Centrifuge light blue-top tube 15 minutes at approximately 1500 g within 60 minutes of collection. Using a plastic pipette, remove plasma, taking care to avoid the WBC/platelet buffy layer and place into a plastic vial. Centrifuge a second time and transfer platelet-poor plasma into a new plastic vial. Plasma must be free of platelets (<10,000/mcl). Freeze immediately and ship on dry ice.
Transport Temperature
Frozen
Specimen Stability
Room temperature: 24 hours
Refrigerated: 24 hours
Frozen: 14 days
Refrigerated: 24 hours
Frozen: 14 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Thawed plasma
Methodology
Chromogenic
FDA Status
The specimen received does not meet the validated requirements of the testing laboratory. Results are provided for research use only and should not be utilized for patient care purposes. This test was performed using a kit that has not been cleared or approved by the FDA. The analytical performance characteristics of this test have been determined by Quest Diagnostics. This test should not be used for diagnosis without confirmation by other medically established means.
Setup Schedule
Set up: Thurs; Report available: 2-9 days