Figure 2 (IMAGE) Impact Journals LLC Caption Figure 2: Kaplan-Meier survival curve of duodenal adenocarcinoma patients with elevated CA 19-9 (green) and with normal CEA (blue). Credit 2023 Altshuler et al. Usage Restrictions Original Content License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.