INR (International Normalised Ratio)

Test investigation

INR (International Normalised Ratio)

Laboratory offering test

JPUH, NNUH, QEH

Sample type

Citrate

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

1 hour/4 hours

Reference intervals

Therapeutic range dependant on treatment indication

If ukas accredited

Y NNUH