Fondaparinux Level |
Ordering information: | Required information: the anticoagulant type ( ie. unfractionated Heparin, Clexane, Fragmin, Rivaroxaban, Apixaban or Fondaparinux ) being monitored MUST be indicated on the request.
This information is required to select the correct assay. |
Alternate names: | 10a, Fondaparinux level |
Laboratory: | Coagulation |
Test Code: | FONX |
Specimen types: | Plasma |
Container types: | | Sodium Citrate |  |
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Collection Instructions: | Sample haemolysis may make this test unreportable
Samples found to have clots cannot be tested
Excerise great care in collection and handling of plasma to avoid the release of platelet factor 4 (PF4) which is a potent inhibitor of heparin.
3.5 mL Sodium Citrate tube filled to label marker, mixed by inversion and sent to laboratory immediately.
Do not use 1 ml citrate tubes.
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Minimum Adult Volume: | 4 mL |
Notes: | If testing is delayed by more than 4 hours: spin separate and freeze plasma (plasma should be double spun)
Specimen rejection: specimens that are under or over filled , specimens that do not meet identification requirements. |
Frequency: | Daily |
Result Turnaround Time: | 2 days |
Reference Interval: | Therapeutic range can depend on treatment regime and be influenced by renal function and weight.
Contact the Haematologist / Registrar for advice. |
Laboratory Use Only |
Accessing Results
EMR: Pathology results are available via EMR.
Auscare: If EMR is unavailable, results can be accessed through Auscare. Don’t have an Auscare login? Complete the Auscare User Form.
To access Auscare, see instructions.
Forms & Collection Guides
Consent Form – Non-Medicare Tests
For tests not covered by Medicare. Download Form
Pathology Request Form
Printable referral form for submitting pathology requests. Download Form.
Microbiology Swab Collection Guide
Step-by-step instructions for correct swab collection. Download Guide.
Preferred Order of Draw
Instructions to ensure accurate blood collection and results. View Instructions
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