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Apr
What Is Inr Level Mean. The test measures how much time it takes for your blood to clot and will determine if you re receiving the right dose of warfarin. A low inr number indicates the blood clots quicker than normal. The inr is found using the results of the prothrombin time pt test. Patients who are on blood thinning medications typically have elevated inr levels between 2 and 3 5 according to the american association for clinical chemistry.
A low inr number indicates the blood clots quicker than normal. This chart illustrates typical therapeutic inr levels while using coumadin warfarin therapy. The international normalized ratio inr is a standardized number that s figured out in the lab. With an inr of 2 your blood takes twice as long as normal unthinned blood. Inr ptpatient mnpt isi the inr has no units it is a ratio and is determined to one decimal place. What is an elevated inr.
The higher your pt or inr the longer your blood takes to clot.
The inr is found using the results of the prothrombin time pt test. This measures the time it takes for your blood to clot. A prothrombin time pt is a another blood test done to help measure your inr. The inr or international normalized ratio is a measure of how long it takes your blood to clot. The higher your pt or inr the longer your blood takes to clot. If you take blood thinners also called anti clotting medicines or anticoagulants it may be important to check your inr.