16E3 Hemangiopericytoma, Grade 3 (Case 16) CD34 4 | Solitary Fibrous Tumor (SFT) | NEOPLASMS (MESENCHYMAL, NON-MENINGOTHELIAL)

Washington University Experience | NEOPLASMS (MESENCHYMAL, NON-MENINGOTHELIAL) | Solitary Fibrous Tumor (SFT) | 16E3 Hemangiopericytoma, Grade 3 (Case 16) CD34 4

A CD34 immunostain shows diffuse and strong positivity in the tumor cells and highlights numerous thin, delicate vascular channels.