[Hepatocellular carcinoma presenting as right atrial metastasis: a report of two cases].
D006528:Carcinoma, Hepatocellular / Q000175:diagnosis / Q000556:secondary*; D006338:Heart Neoplasms / Q000556:secondary*; D006801:Humans; D008113:Liver Neoplasms / Q000175:diagnosis*; D008297:Male; D008875:Middle Aged