A 40-year-old woman was scheduled for an elective surgical procedure. During her physical examination, the patient stated that she had episodes of epistaxis and was easily bruised. Preadmission testing was requested, and the following results were obtained. PT = 45.5 seconds PTT = 32 seconds PT mixing study = 13.5 seconds What is a possible cause of these test results?
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A 40-year-old woman was scheduled for an elective surgical procedure. During her physical examination, the patient stated that she had episodes of epistaxis and was easily bruised. Preadmission testing was requested, and the following results were obtained.
PT = 45.5 seconds
PTT = 32 seconds
PT mixing study = 13.5 seconds
What is a possible cause of these test results?
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