What is a PT-INR Test?
The PT-INR test, or Prothrombin Time and International Normalized Ratio test, is a blood test used to measure how long it takes for blood to clot. This test is crucial for individuals on anticoagulation therapy, such as those taking warfarin, to ensure their blood thinners are working effectively.
Why is the PT-INR Test Important?
The PT-INR test helps doctors monitor the effectiveness of anticoagulant medications. It ensures that the dosage is correct to prevent both excessive bleeding and clot formation. Regular PT-INR testing is vital for maintaining the delicate balance required for proper blood coagulation.
How is the PT-INR Test Conducted?
The PT-INR test is a simple blood test. A blood sample is drawn from a vein, usually in the arm, and sent to a laboratory for analysis. The results help healthcare providers adjust medication dosages to maintain the desired INR range, ensuring the patient’s safety and treatment efficacy.
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