Von Willebrands Screen
A series of coagulation tests to diagnose Von Willebrands disease
| Tube | 05 (CP) - Citrate |
|---|---|
| ID | 12707 |
| Availability | Weekdays |
| Additional Information | Tests include prothrombin time (PT), APTT, Fibrinogen, FVIII assay, VWF antigen assay and Ristocetin co-factor activity. |
| Turn Around | 14 days |
| Send to | Specialist Coagulation Chancellor / Lincoln Wing Link Corridor Pathology Block 32 St James University Hospital Beckett Street Leeds LS9 7TF |
| Contact | https://www.leedsth.nhs.uk/a-z-of-services/pathology-2/specialist-laboratory-medicine-slm/specialist-coagulation/?stage=Stage |
| Collection Con | 2 x citrate samples. All citrate tubes must be filled to the line please. Samples must be processed within 6 hours of being taken. |
| Sample REQ | Blood |
| Ref. Range (Male) | 50.2 - 153.8 |
| Ref. Range (Female) | 50.2 - 153.8 |
| Ref. Range Notes | Critical telephone values: Any abnormal result if the clinical details state acute bleeding. Ristocetin co-factor less than 10% |
| Units | iu/dL |
| Telepath | VWS |
| ICE Codes | LVWS |
