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INR
minimum sample volume required ~ 2.7ml
Tube type: 9NC
Special instructions
Citrate sample must be received in the lab A.S.A.P. or at worst within 8 hours. Please note that the etched fill indicator on the plastic citrate tubes indicates the minimum acceptable blood volume required for analysis. Time limit for add on = <24 hours Interfering substances = hirudin, lupus anticoagulant, warfarin
Please note that this test is not accredited to ISO:15189 due to recent changes in equipment. This test has been verified internally and accreditation has been applied for.
Units
ratio
Linked to
Clotting screen
Turnaround Time
1
day
Department: Haematology
Clinical Application
Used to monitor warfarin therapy
Links:
» Paediatric normal ranges
