A member asked:

When your ptt is low, what's wrong?

A doctor has provided 1 answer
Dr. Heidi Fowler answered

Specializes in Psychiatry

PTT: Partial thromboplastin time (PTT) is a lab test that looks at blood coagulation. If it is too long - it could be associated with bleeding or clotting problems.

Answered 1/31/2015

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Does a normal PTT blood test mean low risk for developing blood clots?

3 doctors weighed in across 2 answers