PMC2820004_01
HE stain x 400: portal infiltrate composed of lymphocytes invading the bile duct epithelium (Arrow) and extension to the peri portal areas (Head of arrow).
1757-1626-3-11-1.jpg
PMC2820004_01_1757-1626-3-11-1.jpg
F1
Inflammatory cells also extend to the peri-portal areas (Fig. 1).