ANTI Xa UNFRACTIONATED

Message
HEMATOLOGY/COAGULATION


Test Code
ANTI Xa UNFRAC


Alias/See Also
UNFRACTIONATED HEPARIN


Preferred Specimen
PLASMA


Minimum Volume
2.7 MLS FULL TUBE


Instructions
Draw a Blue(Na Citrate) tube. Tube must be filled completely. Deliver to lab ASAP for processing. Sample must be spun within 1 hour of collection, and processed within 4 hrs of collection.


Transport Container
PLASTIC TUBE


Transport Temperature
2-8 c REFRIGERATED


Specimen Stability
1 HOUR


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Unlabeled sample, improper temperature during transport. Wrong sample collection. Delay in transport.


Setup Schedule
DAILY


Report Available
DAILY


Reference Range
Reference Range:
0.3 - 0.7 IU/mL


Clinical Significance
Test for Monitoring Heparin Therapy. Do not order on patients not on heparin therapy.


Performing Laboratory
WHITE RIVER JUNCTION VT VA HEMATOLOGY/COAG 802-295-9363 EXT: 5521, 5523



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.