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Washington University Experience | NEOPLASMS (MESENCHYMAL, NON-MENINGOTHELIAL) | Solitary Fibrous Tumor (SFT) | 8B3 Hemangiopericytoma (Case 8) H&E 18
This is a highly cellular tumor composed of cells with oval to cigar-shaped nuclei arranged in a haphazard configuration forming a sheet. In many areas, the tumor cells are interrupted by stroma that is somewhat collagenous. Numerous angular-appearing staghorn vascular spaces are present throughout the specimen..