Fig. 2From: Poorly differentiated adenocarcinoma with signet-ring cells in duodenal papilla: a case reportDynamic CT images, arterial phase, a axial view, and b coronal view show thickening of the wall that is enhanced in the lower part of the CBD (red arrowheads), accompanied by a proximal dilatation of the biliary tract. No lymph node metastases are observedBack to article page