Figure 1

Immunohistochemical staining of mixed liver carcinoma tissue specimens. (A) Cancer cells were arranged in nests and showed atypia. The interstitium was rich in sinusoids, and invasive growth was noted. (B) Image showing cytokeratin 19 (CK19) (+). (C) Image showing CK7 (+). All three images are stained with hematoxylin and eosin and were scanned at 100× original magnification.