A 69-year-old man dies in a motor vehicle accident. Prior to his death, he had three months of worsening fatigue and weight loss. An autopsy specimen is shown. Which of the following is the most likely explanation for these findings?
Direct extension of non-hepatic tumor
Focal nodular hyperplasia
Hamartoma tumor syndrome
Hematogenous spread non-hepatic tumor
Hepatocellular carcinoma