Name and abbreviation of the test: THROMBOPLASTIN TIME, INR OUTPUT P -TT-INR
The INR test is most commonly used in anticoagulation therapy (‘blood thinners’) to monitor the effectiveness of warfarin. Warfarin is better known by its commercial name Marevan®. Patients and staff often refer to the INR as the Marevan test.
P-TT-INR reference range 0.9–1.2
About the test
The examination is done from a blood sample. INR test does not require fasting or morning sampling.
Who will interpret my examination results?
Please note that the doctor in charge of the treatment is always responsible for interpreting the results. Consult your doctor if you have any questions regarding the examination results.