Histologic features (Hematoxylin and eosin staining). A: The tumor consisting of spindled cells mixed with epithelioid cells, exhibiting clear to lightly eosinophilic cytoplasm. (Original magnification: 200×). B: The neoplastic cells arranged around an elaborate capillary-sized vascular network. (Original magnification: 100×).
Yin et al. Diagnostic Pathology 2012 7:183 doi:10.1186/1746-1596-7-183