A sensitive inhibitor screen designed to detect the presence of FVIII & FIX inhibitors in the treatment of haemophilia patients.
Tube
05 (CP) – Citrate
ID
12720
Availability
Weekdays
Additional Information
Requests should be on trough level / pre factor concentrate samples. This method can be adapted to screen for other coagulation factors. If this screen is positive, then a Bethesda inhibitor assay will be run.
Turn around
7 days
Send to
Specialist Coagulation
Chancellor / Lincoln Wing Link Corridor
Pathology
Block 32
St James University Hospital
Beckett Street
Leeds
LS9 7TF
Contact
Collection Con
Correctly filled citrate tubes. 2 required for multiple factor assays
Samples must be processed within 6 hours of being taken.
Sample REQ
Blood
Ref. Range Notes
No inhibitor detected if the difference between the patients and control plasmas is less than 12 seconds. A result between 12 and 20 seconds may be equivocal depending upon clinical history. Reported as positive or negative.
Units
Positive/Negative