Multiple Choice
A patient has a prolonged APTT with a normal PT. There were no errors in specimen collection. What does this mean for the patient?
A) There could be a defect in the intrinsic pathway.
B) The patient is on Coumadin.
C) The patient has developed an inhibitor to a factor in the extrinsic pathway.
D) The patient has a vitamin K deficiency.
Correct Answer:

Verified
Correct Answer:
Verified
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