16G Hemangiopericytoma, Grade 3 (Case 16) Bcl-2 1 | Solitary Fibrous Tumor (SFT) | NEOPLASMS (MESENCHYMAL, NON-MENINGOTHELIAL)

Washington University Experience | NEOPLASMS (MESENCHYMAL, NON-MENINGOTHELIAL) | Solitary Fibrous Tumor (SFT) | 16G Hemangiopericytoma, Grade 3 (Case 16) Bcl-2 1

An immunostain for Bcl2 shows patchy cytoplasmic staining. ---- Ancillary findings (not shown): The Ki67 proliferation index is elevated to 6.2%. ---- Comment: The histomorphological and immunohistochemical features are consistent with a SFT WHO Grade 3.

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Washington University Experience | NEOPLASMS (MESENCHYMAL, NON-MENINGOTHELIAL) | Solitary Fibrous Tumor (SFT) | 16G Hemangiopericytoma, Grade 3 (Case 16) Bcl-2 1