Test Code Anti-Xa UF Anti-Xa UF Heparin Monitoring

Specimen Type

Blood

Minimum Volume

2.5 mL

Container

Light Blue-Sodium Citrate
Plasma/Refrigerate

STAT Turnaround Time

1 Hour

Routine Turnaround Time

4 Hours

Methodology

Chromogenic assay

Reference Range

Therapeutic Range: 0.3-0.7 IU/mL

CPT Code

85520