Primary hypertension in a postoperative paraganglioma patient: A case report

Figure 2 Histopathological features of paraganglioma. The tumor represents characteristic nest-like structure (arrow, hematoxylin and eosin × 40). The physician who completed the pathological diagnosis was the chief physician, who had been engaged in pathological diagnosis for 31 years. The arrow refers to the typical pathological feature of paraganglioma - nest like structure.