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10434 Pathology

A 61-year-old man with a history of chronic viral hepatitis has noted a 6-kg weight loss over the past 5 months. Physical examination shows no masses or palpable lymphadenopathy. An abdominal CT scan shows a nodular liver with a 10-cm mass in the right lobe. A stool guaiac test result is negative. An elevation in which of the following laboratory tests is most likely to be present in this man?

AAlpha-fetoprotein
BCA-19-9
CCalcitonin
DCarcinoembryonic antigen
Pathology
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