Coagulation reference ranges: Difference between revisions

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<nowiki>*</nowiki><small>The INR therapeutic range may be higher for conditions such as heart valves, recurrent thromboembolism or arterial thromboembolism with associated antiphospholipid syndrome.</small>
<nowiki>*</nowiki><small>The INR therapeutic range may be higher for conditions such as heart valves, recurrent thromboembolism or arterial thromboembolism with associated antiphospholipid syndrome.</small>
Reviewed September 2023

Revision as of 04:52, 21 September 2023

Parameter Units Normal range Therapeutic range
INR Ratio 0.8 - 1.2 2.0 - 3.0*
APTT Seconds 24-38 50 - 85 secs
FIBRINOGEN g/L 1.5-4.0 N/A
TCT Seconds 15 - 21 N/A
D DIMER ug/L < 500 N/A
FVIII iu/dl 50 - 200 N/A

*The INR therapeutic range may be higher for conditions such as heart valves, recurrent thromboembolism or arterial thromboembolism with associated antiphospholipid syndrome.


Reviewed September 2023