The Leeds Teaching Hospitals NHS Trust

Warfarin

Warfarin

The most commonly used anticoagulant drug. Monitoring is by use of the INR. Clinical indication for requesting: issues of non-compliance. Contact haematology medical team prior to requesting. PT required as concurrent test.

Tube 01 (SE) - Serum Gel
ID Tests&Tubes0260
Additional Information Citrated plasma also acceptable.
Minimum volume: 1 mL of serum/plasma
Turn Around Turnaround time stated by St Thomas': 10 working days.
Send to Blood Sciences LGI
(Test referred to: St Thomas' Haemostasis and Thrombosis lab )
Contact For further details please contact Leeds Pathology customer services: leedsth-tr.pathologycustomerservice@nhs.net.
Collection Con Instructions to lab: separate and store serum/plasma in freezer. Send by first class post.
Sample REQ Blood
Ref. Range Notes Interpretation will be provided on report.
Units mg/L
Telepath No code, book in as PROB1L (comment NRSOT) & SA1R