A Patient Has a Prolonged APTT with a Normal PT

question 24

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 may 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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