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Pulmonary Edema Questions

Asked for Female, 54 years old from Ahmedabad
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MBBS

General Physician•Bangalore
Blood's ability to clot is measured by the time it takes to begin to clot ... called the prothrombin time. Because that varies with for example, humidity, when they test your blood, they compare it against a standard and produce a number called the INR (International Normalized Ratio)
If say normal blood takes 10 secs to begin to clot, and your blood takes 14 seconds, then the INR is 14/10 = 1.4 if it takes 20 secs, then the INR is 2.0. So normal blood must have an INR of 1.0 (1/1)
So, t...more
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