Factor assays II,V,VII,VIII,IX,X,XI,XII


Factor assays II,V,VII,VIII,IX,X,XI,XII

Site(s) or Laboratory offering Test/Investigation

NNUH, QEH (factor VIII, IX, and XI only)


Urgent requests must be discussed with haematology consultant and/or the laboratory

Ideal sample age for accurate results/Maximum acceptable sample age (at the time of analysis)

ASAP, within 1 hour/ 8 hours

Sample type

Citrate x 3

Turnaround times (TAT) Urgent/Routine/GP or OPD

Routine: 1 week for urgent see comments

Reference intervals (adult unless stated)

Advisory comments, age, sex and analyser specific reference intervals are included on the laboratory report where appropriate. Further advice can be obtained by contacting the laboratory.

If UKAS Accredited Test indicate at which site