Fig. 4
From: Challenge of coexisting type 2 diabetes mellitus and insulinoma: a case report
Histology of tail of pancreas excision showing a well-differentiated neuroendocrine tumor (NET) grade 2. A Hematoxylin and eosin stain, low-power magnification; B hematoxylin and eosin stain, high-power magnification; C immunohistochemical stain for synaptophysin, medium-power magnification; D immunohistochemical stain for chromogranin, medium-power magnification; E immunohistochemical stain for Ki67, medium-power magnification; F immunohistochemical stain for insulin, medium-power magnification