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HelpTest ID BLOD0113 Von Willebrand Factor Antigen
Specimen Type/Requirements
Blue top (Sodium Citrate) tube - Double Spun Platelet Poor Plasma
This test requires its own aliquot.
See Coagulation Testing and Platelet Poor Plasma Preparation
Test is affected by gross hemolysis and gross lipemia.
Specimen Volume
| Preferred Volume | 1.0 mL |
|---|---|
| Minimum Volume | 1.0 mL |
Stability/Transport
| Room Temperature | 8 hours | |
|---|---|---|
| Refrigerated | 24 hours | |
| Frozen | 1 month | Preferred for transport |
Performed Test Frequency
Monday and Thursday
Methodology
Immunoturbidometric Assay
Performing Lab
Sanford Laboratories Sioux Falls
CPT
85246