Division of Digestive Surgery;
Department of Surgery;
Kyoto Prefectural University of Medicine;
Department of Surgery;
Ayabe City Hospital;
Department of Gastroenterology;
Ayabe City Hospital;
Department of Surgical Pathology;
Kyoto Prefectural University of Medicine;
Granulocyte; colony; stimulating; factor; Granulocyte; colony-stimulating; factor; producing; tumor; Hepatocellular; carcinoma; Immunohistochemistry; Sarcomatous; changes;