A Patient Has a Prolonged APTT with a Normal PT

question 22

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.

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