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Orderable Name Anti-Xa LM Anti-Xa Low Molecular Weight Heparin

Specimen Type

Blood

Container Type/Storage

Light Blue-Sodium Citrate
Plasma/Refrigerate

Minimum Volume

2.7 mL

STAT Turnaround Time

1 Hour

Routine Turnaround Time

4 Hours

Methodology

Chromogenic assay

Reference Range

ANTI-Xa LOW MOLECULAR WEIGHT INTERPRETATION***
Suggested Ranges:
Once daily dosing: 1-2 IU/mL
Twice daily dosing: 0.6-1.0 IU/mL
Prophylaxis: 0.2-0.6 IU/mL

Levels should be drawn 4 hours after SC injection

CPT Code

85520