The Leeds Teaching Hospitals NHS Trust

Anti Factor Xa Assay (LMWH)

Anti Factor Xa Assay (LMWH)

The anti-FXa assay is used for the quantitative determination of unfractionated heparin (UFH) and low molecular weight heparin (LMWH) activity in human citrated plasma.

Tube 05 (CP) - Citrate
ID Tests&Tubes0012
Turn Around A&E: 24 Hours
Day Case: 24 Hours
In-Patient: 24 Hours
Out-Patient: 24 Hours
GP: 24 Hours
Send to Blood Sciences Cross Site
Contact For further details please contact Leeds Pathology customer services: leedsth-tr.pathologycustomerservice@nhs.net.
Collection Con Citrate tube must be filled to the fill line.

Instructions for Lab Staff: Standard lab processing- No special requirements.
Sample REQ Blood
Ref. Range Notes Blood Sciences Refernce ranges available through the useful information and links page:https://www.leedsth.nhs.uk/a-z-of-services/pathology/blood-sciences/useful-information-and-links/
Telepath AF10L (LGI) AF10J (SJUH)
ICE Codes LAF11