Test Directory

INR (International Normalised Ratio)

Containers - Adult

GreenCapTube3.0mlSarstedt.jpg
Green Cap Tube 3.0ml (Sarstedt)
Volume Range

3.0ml

Additive per Container

Sodium Citrate

Containers - Child

1.4ml citrate sarstedt monovette tube
Volume Range

1.4ml

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

Sample should reach the laboratory as soon as possible, post collection.

Sample storage arrangements

Room Temperature

Special instructions for collection

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

How to request

TRAK / Request form

Availability

Mon - Fri Routine service 09:00 - 17:00. Sat / Sun Routine service 09:00 - 13:00. Please contact the laboratory for urgent samples outside of routine hours.

Anticipated turnaround

1 day

What happens if the result is positive or abnormal

The laboratory will telephone abnormal results where it appears that these are likely to be clinically significant. Please provide an appropriate telephone or bleep number.

General additional information

This test is used for Warfarin Control.

For information on the use of Monovettes, please click here - Monovette error flyer FINAL.doc