Normal Value For Ptt. Normal values for people not on blood thinners. If your results are above the normal range your blood clots more slowly. Doctors call this prolonged ptt. Partial thromboplastin time ptt is a blood test that looks at how long it takes for blood to clot.
If you re getting the test to monitor heparin your normal will be higher usually between 60 and 100 seconds. The reference range of the aptt is 30 40 seconds. Partial thromboplastin time ptt is a blood test that looks at how long it takes for blood to clot. 10 to 12 seconds this can vary slightly from lab to lab ptt. Talk to your provider about the meaning of your specific test results. Some labs use different measurements or may test different specimens.
If you re getting the test to monitor heparin your normal will be higher usually between 60 and 100 seconds.
10 to 12 seconds this can vary slightly from lab to lab ptt. 10 to 12 seconds this can vary slightly from lab to lab ptt. If your results are above the normal range your blood clots more slowly. Doctors call this prolonged ptt. Normal value ranges may vary slightly among different labs. 1 2 3 the reference range of the ptt is 60 70 seconds.