Routine Coagulation Testing:

The Coagulation section offers a 24-hour service for all routine coagulation testing, which includes Prothrombin time (PT/INR) Partial Thromboplastin Time (PTT), Fibrinogen level and D-Dimer assay. For urgent requests during core hours (08:00-20:00) please call ext 16920 or 0121 3716920 to obtain an urgent reference number.

Special Coagulation Testing:

The coagulation section also offers a comprehensive range of specialist coagulation assays; these include Factor Assays, Inhibitor Assays, Anti-Xa Assays, DTI monitoring, Thrombophilia screening, von Willebrand screening, Lupus screening, Heparin induced thrombocytopenia (HIT) screening, ADAMTS13 Activity/Inhibitor Assays and Platelet function testing. This service operates routinely Monday to Friday 09:00-17:00. In certain circumstances urgent assays may be performed out of hours by prior arrangement as outlined below. Refer to the information in the individual test database for sample requirements and for copies of the appropriate request form (external requests only). Please contact Haematology medical staff for further advice on any special coagulation requests.

There is a 24/7 ADAMTS13 testing service in place for urgent requests. Please ensure you contact the laboratory (ext 15988/0121 3715988 during core hours or ext 16920/0121 3716920 out of hours, and a haematology consultant via main switchboard 0121 627 2000) prior to sending samples. Urgent factor and vWF assays are available out of hours; these requests must be approved by the haematology consultant or registrar on call. Urgent Anti-Xa assays are also available out of hours; the laboratory must be contacted directly to request these.

Routine requests are batch processed where possible, usually within 7 days of receipt (depending on the specific assay), however urgent requests can usually be processed within 24 hours. Please contact the specialist coagulation laboratory to discuss any urgent requests.