Fig. 3From: Dual-energy CT with virtual monoenergetic images and iodine maps improves tumor conspicuity in patients with pancreatic ductal adenocarcinomaNormalized iodine concentration (NIC) was calculated and compared between tumor and regular pancreatic parenchyma (a–c). In panel d, e, the NIC between the visually hypoattenuating and isoattenuating pancreatic ductal adenocarcinoma (PDAC) is depicted. Box shows the 25-and 75-quartile, and horizontal line represents median value, and the cross indicates average valueBack to article page