Case Report
Copyright ©2011 Baishideng Publishing Group Co.
World J Gastrointest Oncol. Oct 15, 2011; 3(10): 144-147
Published online Oct 15, 2011. doi: 10.4251/wjgo.v3.i10.144
Figure 1
Figure 1 Histological images of the patient. A: Invasive neoplastic glands adjacent to dysplastic epithelium of the common bile duct (haematoxylin-eosin, 100 ×); B: Small cell cancer component (haematoxylin-eosin, 200 ×); C: TTF-1 immunostaining of the small cell cancer component (200 ×); D: CD56 immunostaining of the small cell cancer component (200 ×).