Fig. 4

Carcinomas associated with congenital hepatic fibrosis. Case 11 (a-b) showing numerous cystically dilated bile ducts in hilar area (a) and hepatocellular carcinoma (b, upper half) with adjacent portal tracts (b, lower half). Case 12 (c-d) showing background congenital hepatic fibrosis (c) and hepatocellular carcinoma (d. upper half) with adjacent portal tracts (d, lower half). Case 13 (e-f) showing background congenital hepatic fibrosis (e) and incidental findings of cholangiocarcinoma (f) involving a benign dilated duct. Magnification: a: 20X; b, c, e, f: 100X; d: 40X