Retrospective Study
Copyright ©The Author(s) 2025.
World J Clin Cases. May 26, 2025; 13(15): 99212
Published online May 26, 2025. doi: 10.12998/wjcc.v13.i15.99212
Figure 3
Figure 3 Representative examples of cytological specimens. A: A brush specimen showing only a few medium and small clusters of biliary epithelial cells (black arrows) (papanicolaou stain, magnification 20 ×); B: A sheath-rinse specimen showing several large (> 50 cells) irregular clusters of malignant cells as well as medium (6-49 cells) and small (2-5 cells) clusters of biliary epithelial cells (orange arrows).