Long-term follow-up after resection of thyroid metastases from hepatocellular carcinoma in noncirrhotic liver.

Thyroid metastasis from hepatocellular carcinoma (HCC) is rare, and has poor prognosis. We report the case of a 62-year-old woman seen at our clinic because of the occurrence of a slightly painful abdominal mass. At that time, alpha-fetoprotein concentration was very high, reaching 49,831.