Interpret the following results
? PT = 32 sec
? APTT = 92 sec
? TT = 20 sec.
What is the most likely reason for these aberrant results?
a. The patient is in DIC.
b. There is heparin contamination of the sample.
c. The patient is taking Coumadin.
d. The patient has liver disease.
Correct Answer: B
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