Table 6.2.d.1 Frequency of abnormal values in tumor markers Figure 6.2.d.2 Correlation of CEA with CA19-9 Figure 6.2.d.3 Correlation of DUPAN2 with CA19-9 Figure 6.2.d.4 Correlation of SPAN1 with CA19-9 Figure 6.2.d.5 Correlation of CA19-9 and histological classification of intraductal tumors Figure 6.2.d.6 Correlation of CEA and histological classification of intraductal tumors Figure 6.2.d.7 Correlation of DUPAN2 and histological classification of intraductal tumors Figure 6.2.d.8 Correlation of SPAN1 and histological classification of intraductal tumors