College of American Pathologists

2010 — March Case of the Month

Updated March 2, 2010


CAP Foundation March 2010 Online Case of the Month

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A previously healthy, 14-year-old boy presented with a one-year history of intermittent fever and the recent onset of severe right-sided abdominal pain. A CT scan revealed a 15.0 cm liver mass. Serum alpha-fetoprotein was markedly elevated. Subsequent neoadjuvant chemotherapy was followed by hemihepatectomy, which revealed a well circumscribed, 15.0 x 14.0 x 9.0 cm mass with tan-brown cut surface and several foci of hemorrhage.

The master list with the correct answer

  • Hepatic adenoma
  • Hepatoblastoma
  • Hepatocellular carcinoma
  • Mesenchymal hamartoma of the liver
  • Undifferentiated embryonal sarcoma of the liver

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