| Name | Factor V Leiden | |
| Tube Type | Blue (Sodium Citrate) | |
| Reporting Units | – | |
| Reference Range | N/A | |
| Analytical Range | N/A | |
| Availability | Is only performed as part of a thrombophilia screen | |
| Target turnaround time | 14 Days. | |
| Special requirements & notes | An Oxford ‘request form MUST be completed for each request. Referred either Bristol or Oxford for analysis depending on adherence to the thrombophillia guidelines, see below. | |
| Patient preparation | N/A | |
| Volume required | 1 tube (2.7ml) must be full. (Note: more tubes will be required for the other tests in the thrombophilia screen.) | |
| If delayed transport to lab, store: | Must be received in laboratory within an hour of taking sample. | |
| Factors affecting result interpretation | Please refer to thrombophilia guidelines on BOB | |
| Time limit for add on test | N/A | |
| Pathology discipline | Haematology | |
| ‘Lab Tests Online’ link | https://labtestsonline.org.uk/tests/factor-v-leiden-mutation-and-pt-20210-mutation | |
Factor V Leiden
Last updated: November 23, 2022