Case Report

Common Hepatic Duct Mixed Adenoneuroendocrine Carcinoma Masquerading as Cholangiocarcinoma

Figure 2

(a) IHC with synaptophysin: strongly positive. (b) IHC with CD 56: strongly positive in the NEC component. (c) IHC with chromogranin: negative.
(a)
(b)
(c)