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www.webmd.com/a-to-z-guides/prothrombin-time

A prothrombin time test tells you how long it takes your blood to clot. Learn what it looks for, when you might need one, and what the results mean.

www.mayoclinic.org/tests-procedures/prothrombin-time/about/...

A prothrombin time test measures how quickly your blood clots. Sometimes called a PT or pro time test, a prothrombin time test uses a sample of your blood. Prothrombin is a protein produced by your liver. It is one of many factors in your blood that help it to clot appropriately.

www.medhelp.org/.../Low-prothrombin-Time/show/41879

A low Prothrombin time is a good thing. Prothrombin time is the time it takes the blood to clot. A long or high PT is where you can get into trouble due to bleeding - the blood doesn't clot fast enough and that is what we sometimes see in severe liver disease.

www.healthtap.com/topics/causes-of-low-prothrombin-time

Doctors give unbiased, helpful information on indications, contra-indications, benefits, and complications: Dr. Del rosario on causes of low prothrombin time: B"sd that combination certainly needs to be looked into, imagine it already has. Fractures will not cause anemia, but a cause of pathological or other categories of fracture can be due to conditions that cause anemia - most commonly ...

medlineplus.gov/ency/article/003652.htm

Prothrombin time (PT) is a blood test that measures the time it takes for the liquid portion ... different laboratories. Some labs use different measurements or test different samples. Talk to your provider about the meaning of your specific test results. What Abnormal Results Mean. ... Low level of vitamin K.

www.healthline.com/health/prothrombin-time-pt

A prothrombin time (PT) test measures the amount of time it takes for your blood plasma to clot. Prothrombin, also known as factor II, is just one of many plasma proteins involved in the clotting ...

en.wikipedia.org/wiki/Prothrombin_time

The prothrombin ratio (aka international normalized ratio) is the prothrombin time for a patient sample divided by the result for control plasma. [citation needed] International normalized ratio. The result (in seconds) for a prothrombin time performed on a normal individual will vary according to the type of analytical system employed.

www.justanswer.com/.../0ehp3-does-low-thrombin-time-mean.html

I recently had a baby and I had a complication, a placental abruption. After 6 weeks the dr. sent me for blood work to find the cause of the abruption. My thrombin time blood work came back a little low so they sent me to repeat this blood work and again it was low. They are sending me to a hemotologist to follow up on this result.

www.reference.com/health/high-prothrombin-levels-mean-b019...

High prothrombin time levels mean a patient's blood clotting time is longer than normal, states Mayo Clinic. Average prothrombin times range between 10 and 14 seconds. Results for patients taking warfarin, a blood thinner, are stated as the international normalized ratio, INR; the range is about 2.0 to 3.0.

labtestsonline.org/tests/prothrombin-time-and...

The prothrombin time (PT) is a test used to help diagnose bleeding or clotting disorders. The international normalized ratio (INR) is a calculation based on results of a PT that is used to monitor treatment with the blood-thinning medication warfarin (Coumadin®).