The following laboratory results were obtained from an adult…

The following laboratory results were obtained from an adult patient.TESTRESULTREFERENCE INTERVAL Platelet Count298,000/uL150,000-450,000/uL  PT31 seconds10-13 secondsaPTT63 seconds23-36 seconds Based on these results, what stage of hemostasis might be functioning abnormally in this patient, and what might be a possible diagnosis?