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Fig. 2 | Journal of Medical Case Reports

Fig. 2

From: Long-term control with chemoradiation of initially metastatic mixed adenoneuroendocrine carcinoma of the rectum: a case report

Fig. 2

Findings of histological examination of the rectal tumor specimen. a Tumor with a small glandular component (hematoxylin and eosin stain (H&E stain)), adenocarcinoma (thin arrow), and a dominant neuroendocrine component (thick arrow). The neoplasm was CD56-positive (b) and had a high Ki67 proliferation index > 80% (c). An identical histologic pattern was seen in the liver metastasis (hematoxylin and eosin stain (H&E stain), d)

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