8E Hemangiopericytoma (Case 8) MIB 1 | Solitary Fibrous Tumor (SFT) | NEOPLASMS (MESENCHYMAL, NON-MENINGOTHELIAL)

Washington University Experience | NEOPLASMS (MESENCHYMAL, NON-MENINGOTHELIAL) | Solitary Fibrous Tumor (SFT) | 8E Hemangiopericytoma (Case 8) MIB 1

Immunostaining for Ki-67 shows a substantial proliferation rate of 6.7%. ---- Stains for EMA and PR are negative. ---- Comment: The morphological and immunohistochemical features of this tumor are most consistent with a solitary fibrous tumor WHO grade II.

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Washington University Experience | NEOPLASMS (MESENCHYMAL, NON-MENINGOTHELIAL) | Solitary Fibrous Tumor (SFT) | 8E Hemangiopericytoma (Case 8) MIB 1