Case Report
Copyright ©The Author(s) 2019.
World J Clin Cases. Mar 6, 2019; 7(5): 656-662
Published online Mar 6, 2019. doi: 10.12998/wjcc.v7.i5.656
Figure 2
Figure 2 Microscopic features of the paraganglioma. A: Hematoxylin-Eosin (HE) staining (100 ×) showing well-defined solid nests of tumor cells, rounded by a fibrovascular tissue; B-C: Immunohistochemical staining of the tumor showing that the chief cells are intensively positive for chromogranin (B) and synaptophysin (C); D: Sustentacular cells are positive for S-100 protein.