Primary hepatic neuroendocrine neoplasm diagnosed by somatostatin receptor scintigraphy: A case report

Figure 3 Microscopic findings of the tumor. A: Atypical cells with small round nuclei and eosinophilic cytoplasm were arranged in an alveolar, reticular, or trabecular pattern. (Hematoxylin and eosin staining results; × 200); B: The tumor cells were positive for Chromogranin A (× 200); C: They were positive for Synaptophysin (× 200); D: They were positive for somatostatin receptor (SSTR)2 (× 200); E: They were positive for SSTR5 (× 400).