Casandra
Casandra Test Code LC65560Version 1 (DRAFT)
Performing Lab
von Willebrand Factor GPIbM Activity
Clinical Use
Order TestUse
This test is used for quantitative determination of the von Willebrand factor-GPIb activity and can be used as an aid in the evaluation of patients with suspected or confirmed von Willebrand factor disorders.
Special Instructions
Not provided.
Limitations
Not provided.
Test Details
Methodology
Immunoassay (Multiplex Protein Panel)
Biomarkers
von Willebrand factor–GPIb activity
AnalyteActivity
Concentration / Level • Quantitative (Continuous) (e.g., copies/mL, % expression)
LOINC Codes
Result Codes
- 520554
Result Turnaround Time
4-7 days
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Plasma
Volume
1.5 mL
Minimum Volume
0.8 mL
Container
Plastic transfer tube
Collection Instructions
Venipuncture with conservative tourniquet use; centrifuge whole blood to obtain platelet-poor plasma. Transfer plasma into a plastic transport tube. Freeze at -70°C.
Storage Instructions
Freeze.
Stability Requirements
| Temperature | Period |
|---|---|
| Frozen | 1 month; stable x5 freeze/thaw cycles |
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