Figure 3.

Patchy arterial enhancement within the mass in arterial phase of the CT (A), tubular structure (arrowhead) within the mass during portovenous phase of the CT (B), the explanted liver and intra-tumoral portal tract (arrowhead) (C), and microscopic examination (HE) showing uniform benign-looking liver cells arranged in one- to two-cell thick plates with intervening sinusoids and surrounding fibrous septa infiltrated with lymphocyte (D) in a 3-year-old BA girl with 13 cm MRN in right liver.