Malignant Solitary Fibrous Tumor of the Kidney: Report of  the First Case Managed with Interferon

<table>Immunohistochemical evidence CD34 positive cells (panel B), vimentin (panel C), and negative for S100 (panel D).</table>

Case Reports in Oncological Medicine

Figure 1: Malignant Solitary Fibrous Tumor of the Kidney: Report of  the First Case Managed with Interferon 