Fig. 1From: Extracranial metastases of high-grade glioma: the clinical characteristics and mechanism a Primary tumor (HE): The pathological section area chosen in A1 picture is untypical. The typical pathological picture with the replaced area has been provided. From the perspective of the new pathological section, it can be observed that primary tumor and metastatic lesion have the consistent histological characters: different cellular size, multinuclear tumor giant cells, obvious nucleolus, red dyeing of cytoplasm, and visible pathological fission. b Metastasis of lymphonodus (HE): B1 lymph node metastasis shows lots of lymphocytes. c Immunohistochemical results of metastasis (C1: Des; C2: GFAP; C3: S100; C4: Vim)Back to article page