Fig. 2From: A subcentimeter duodenal neuroendocrine neoplasm with a liver metastasis upgraded to G3: a case reportGross appearance and microscopic findings of the primary DuNEN. a Duodenal specimen (mucosal side). b Hematoxylin and eosin staining and immunohistochemistry for c chromogranin A, d somatostatin receptor type 2 (SSTR2), and e Ki-67. Arrowheads indicate the site of biopsy. The small panels framed by straight and dotted lines of e are × 4 magnified from each area indicated in the large panel. The original magnification of large panels is × 20Back to article page