Solitary fibrous tumor of the liver: A case report and review of the literature

Figure 3 Postoperative pathology findings of solitary fibrous tumor. A: Proliferation of spindle cells randomly arranged in the abundant stromal collagen (hematoxylin and eosin staining, 200 × magnification); B: Immunohistochemical staining revealing the positive CD34 staining in the tumor cells (200 × magnification); C: Immunohistochemical staining showing a strong STAT6 expression in the nucleus (200 × magnification); D: Ki67 Labeling index of 10%-15% (200 × magnification).