Atrial tumor thrombus: A rare complication of hepatocellular carcinoma.

Hepatocellular carcinoma is the fifth most common cancer worldwide. Advanced hepatocellular carcinoma with tumor thrombus metastasis to the right atrium is rare, generally considered inoperable, and has a poor prognosis. This article describes the management of two patients with hepatocellular carcinoma and incidental findings of tumor thrombus invasion into the right atrium.