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Anti Xa (UFH) Heparin*

Important Note

*This test is orderable in Cerner as Anti Xa (UFH)

For use in patients on unfractionated heparin therapy, i.e. IV heparin

Specimen Requirements

Specimen Type: Whole blood   

Container/Tube: Light-blue top (citrate)  

Specimen Volume: Full tube

Specimen Minimum Volume: 2.7 mL

Collection Instructions: TUBE MUST BE FILLED TO LINE ON TUBE. (Do not under fill or overfill tube.) Send specimen in original tube.

Specimen Transport Temperature

Must be centrifuged within 1 hour and plasma separated. Must be processed within 2 hours.

Reference Values

Therapeutic Ranges:

0.3 to 0.7 IU/mL : DVT/PE Treatment

0.3 to 0.5 IU/mL: Unstable Angina /NSTEMI/STEMI/Excessive bleed risk/Bridge therapy

 

Day(s) Performed

Daily

Analytical Time:

1 day

Available Stat

Performing Laboratory

Rutland Regional Medical Center Laboratory

Methodology

ACL Tops 350

CPT Code

85730