A 56-Year-Old Man Comes to the Office Due to Several

A 56-year-old man comes to the office due to several months of progressive neck swelling.  He has also had intermittent epistaxis and headaches.  The patient has no chronic medical conditions and takes no medications.  He does not use tobacco, alcohol, or illicit drugs, and he emigrated to the United States from rural China 12 years ago.  Physical examination shows several enlarged, firm, and nontender cervical lymph nodes.  Nasopharyngeal evaluation reveals a mass arising from the pharyngeal recess.  Histopathological examination of the mass shows undifferentiated malignant cells of epithelial origin.  Further analysis of these cells is most likely to reveal the presence of nucleic acid sequences from which of the following viruses?

A) Adenovirus
B) Coronavirus
C) Cytomegalovirus
D) Epstein-Barr virus
E) Human herpes virus 8
F) Polyomavirus

Correct Answer:

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