Atest is used to diagnose conditions associated with abnormalities of clotting time and to monitor anticoagulant therapy.

A Prothrombin time test is used to diagnose conditions associated with abnormalities of clotting time and to monitor anticoagulant therapy.

Prothrombin time also called an INR test (international normalized ratio) is a blood test to determine the time taken for blood to clot. PT is used to check any bleeding problem and also to check the medicines that are used to prevent blood clots are working or not.

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