Case Report
Copyright ©2013 Baishideng Publishing Group Co.
World J Gastroenterol. Jul 28, 2013; 19(28): 4616-4623
Published online Jul 28, 2013. doi: 10.3748/wjg.v19.i28.4616
Figure 3
Figure 3 Histologic features of the dysplastic epithelium found in a medium-sized perihilar bile duct located within the invasive neoplasm. A: The dysplastic epithelium contained some goblet cells [Hematoxylin and eosin (HE), × 200]; B, C: The dysplastic epithelial cells were immunoreactive for CK20 (B, × 200) and CDX2 (C, × 200); D: Some of the dysplastic epithelial cells were positive for synaptophysin with less extensive and weak immunoreactivity compared to the invasive neoplasm (× 200).