Anti Xa

Test/Investigation

Anti Xa

Site(s) or Laboratory offering Test/Investigation

JPUH, NNUH, QEH

Comments/Precautions

For therapeutic monitoring of Low molecular weight heparin, unfractionated heparin, and direct oral anticoagulants

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

within 3 hours of collection

Sample type

Citrate

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

3 hours/3 hours

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

Y NNUH, QEH