Fig. 7From: Pancreatic ductal adenocarcinoma with inferior vena cava invasion: a report of three resected casesChanges in serum carbohydrate antigen 19–9 (CA19-9) level associated with postoperative chemotherapy in case 2. CA19-9 level of postoperative month 0 shown in the graph indicates the preoperative CA19-9 levelBack to article page