Sample type: Plasma

Test name: Factor XI a.k.a. Factor 11

Condition / Indication: To detect acquired or inherited deficiency of factor XI. To monitor factor levels

Special precautions & notes: Unable to test samples that are clotted or poor venepuncture; venepuncture near a drip site; inadequately filled samples; Old sample (>12 hours) or samples from patients on anticoagulation therapy

Reference range: 0.65-1.50 IU/mL.

Container: Citrate (Blue top)

Ideal volume (mL): 2 full tubes

Discipline: Haematology

Turnaround time: 10 days