A 52-year-old man presented with recurrent upper abdominal pain on the right side and fever.
We review hypotheses of the cell of origin of liver tumorigenesis and clarify the classes of liver cancer based on molecular features and how they affect patient prognosis.
A 51-year-old man was referred to our hospital, presenting with a history of dysphagia for 3 months.
A 53-year-old woman with history of colon polyps came in for a routine surveillance colonoscopy.
A 63-year-old man was admitted because of hematochezia for days.