Factor VIII Assay, Plasma
Tests:Factor VIII Assay, Plasma
Overview | |
|---|---|
| Department | Haematology |
| Test Code | |
| Synonyms | |
| Availability | Monday - Sunday, testing routinely available out of hours |
| Turnaround Time | 2hrs - 7days |
| Stability – Add test | 4 hrs |
Specimen Requirements | |
| Specimen | Plasma |
| Preferred | 2.7 mL Na Citrate Blue-Top |
| Acceptable | |
| Unacceptable | Clotted samples
under or overfilled tubes Haemolysed Samples older than 4 hours |
| Specimen Transportation | |
| Paediatric Requirements | 1 mL Na Citrate Blue-Top |
Aliquot Requirements | |
| Sample | |
| Preferred Volume | |
| Minimum Volume | |
| Aliquot Transportation | |
Clinical Information | |
| Reference Intervals | Reference range 50 - 200 IU/dL |
| Test Method | One stage assay using mechanical clot detection, performed on Stago Compact Max2 Analyser |
| Advanced Notice | Not required |
| Patient Preparation | Not required |
Comments | |
| Routine requests batched and performed weekly.
Urgent testing by arrangement. | |
| Owner | Craig Mabbett (Mabbett1) |
|---|---|
| Last reviewed | 12.09.2025 |
| Next review | 12.09.2026 (Overdue) |