Test Directory

Anti Xa Assay (Low molecular weight heparin e.g. Danaparoid)

Containers - Adult

S-Monovette Citrate 9NC, 2.9 ml, cap green, diameter 13 mm
S-Monovette Citrate 9NC, 2.9 ml, cap green, diameter 13 mm
Additive per Container

Sodium Citrate

Containers - Child

S-Monovette Citrate 9NC, 1.4 ml, cap green, diameter 8 mm
S-Monovette Citrate 9NC, 1.4 ml, cap green, diameter 8 mm
Additive per Container

Sodium Citrate

Reference ranges

​The therapeutic range is dependent on clinical condition.

Laboratory Site

RIE
51 Little France Crescent
Old Dalkeith Road
Edinburgh
EH16 4SA
Telephone: 0131 536 1000
SJH
Howden Road West
Howden
Livingston
West Lothian
EH54 6PP
Telephone: 01506 523000
WGH
Crewe Road South
Edinburgh
EH4 2XU
Telephone: 0131 537 1000

Transport arrangements

Specimen must be transported within a plastic sealable bag or other suitable container. Samples should be transported to the laboratory within 4 hours

Special instructions for collection

The coagulation samples (green top) MUST be filled to the green line indicated on the tube.

How to request

Request form or Trak

Anticipated turnaround

1day

What happens if the result is positive or abnormal

All LMW heparin assays >1.2 IU/mL should be referred to the haematology registrar and telephoned to the requesting location.