What is the minimum percentage of each coagulation factor that must be present in a patient's plasma to produce a normal PT and aPTT test result?

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The page below is a sample from the LabCE course Detecting and Evaluating Coagulation Inhibitors and Factor Deficiencies. Access the complete course and earn ASCLS P.A.C.E.-approved continuing education credits by subscribing online.

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What is the minimum percentage of each coagulation factor that must be present in a patient's plasma to produce a normal PT and aPTT test result?

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