A member asked:

What is the ptt blood test?

7 doctors weighed in across 2 answers

Clotting factors: This is a screen for several clotting factors, and substances that can interfere with them.

Answered 1/1/2016

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Dr. Ira Katz answered

Specializes in Endocrinology

Clot Time Measure: This is a test general used in the hospital to measure who long it takes it clot, usually used to measure the use action of a clot prevention medication called Heparin. It is also used as a screening test to check for people who may have clotting abnormalities, either getting clots or bleeding excessively. Keep in mind it is a screening and if abnormalities are found other tests will be done.

Answered 4/1/2016

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