Metastatic lung adenocarcinoma related α-Fetoprotein elevation in a patient with HBV-related cirrhosis.

HCC is the most common type of primary liver tumor. The Practice Guideline, AASLD, for HCC recommended surveillance of HBV carriers at high risk of HCC with US every 6-12 months. Laboratory surveillance option is the measurement of serum α-fetoprotein level which has long been used for the diagnosis of HCC.