Regarding Imaging Diagnosis (Scintigraphy, Sonography & CT) of Hepatocellular Carcinoma, numerous papers have reported on the diagnostic values of the three imaging methods, but there have been few studies to compare these diagnostic values1∼16). Many studies emphasize that sonography and scintigraphy are complementary. Technologic improvement in gray scale sonography reported high accuracy in diagnosis. Concerning the efficacy of CT studies they have shown still conflicting results6∼16).