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![Pancreatic neuroendocrine tumor liver metastasis in a patient with previously diagnosed pancreatic adenocarcinoma: an unexpected diagnosis](https://image.oaes.cc/4a04ec95-6394-437f-a35c-1f4bb4ecc5c7/2367.fig.4.png)
Figure 4. Biopsy of the liver mass (2016). (A) hepatic parenquima with involvement of solid epithelial neoplasia (40x); (B) cells with uniform nucleus, round to oval, with fine chromatin and absent or inconspicuous nucleolus; ample and eosinophilic cytoplasm (100x); immune-histochemical study of the hepatic lesions revealing AE1/AE3+ (C), chromogranin+ (D) and synaptophysin+ (E)