Figure 4From: Penile metastasis from primary cholangiocarcinoma: the first case report High-power photomicrograph showing immunoreactivity of metastatic (A-F) cholangiocarcinoma; the neoplastic cells resulted negative for Heppar-1 (A) and positive for CK7 (B), CK19 (C), CK 20 (D), EMA, (E) and CEA (F) (magnification 40×). Back to article page