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USMLE · Question #435

A patient presents to a physician with jaundice. Physical examination reveals a nodular, enlarged liver. CT of the abdomen shows a cirrhotic liver with a large mass. CT-guided biopsy of the mass demon

The correct answer is B. Hepatitis B virus (HBV). The tumor is hepatocellular carcinoma, which usually develops in the setting of cirrhosis owing to a variety of damaging agents, including hepatitis B virus (HBV) infection, alcohol use, and hemachromatosis. Epstein-Barr virus (EBV) is associated with Burkitt lymphoma and nasopha

Abnormal Processes

Question

A patient presents to a physician with jaundice. Physical examination reveals a nodular, enlarged liver. CT of the abdomen shows a cirrhotic liver with a large mass. CT-guided biopsy of the mass demonstrates a malignant tumor derived from hepatic parenchymal cells. Infection with which of the following viruses would most likely be directly related to the development of this tumor?

Options

  • AEpstein-Barr virus (EBV)
  • BHepatitis B virus (HBV)
  • CHuman herpesvirus type 8 (HHV 8)
  • DHuman papillomavirus (HPV)
  • EHuman T-lymphocyte virus (HTLV-1)

How the community answered

(25 responses)
  • A
    4% (1)
  • B
    72% (18)
  • C
    8% (2)
  • D
    12% (3)
  • E
    4% (1)

Explanation

The tumor is hepatocellular carcinoma, which usually develops in the setting of cirrhosis owing to a variety of damaging agents, including hepatitis B virus (HBV) infection, alcohol use, and hemachromatosis. Epstein-Barr virus (EBV) is associated with Burkitt lymphoma and nasopharyngeal carcinoma. Human herpesvirus type 8 (HHV 8), a member of the herpes family, is associated with Kaposi sarcoma. Human papillomavirus (HPV) is associated with cervical, penile, and anal carcinoma. Human T-lymphocyte virus (HTLV-1) is associated with adult T-cell

Topics

#hepatocellular carcinoma#hepatitis B virus#viral carcinogenesis#liver cancer

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