CD34: negative

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• DDX
• Hemangiopericytoma
• Glomus tumor
• Smooth muscle tumor
• Rhabdomyoma

CD34 negative S-100 negative Actin
negative Desmin negative Cytokeratin
Negative FGF-23 not-available
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Oncogenic osteomalacia
Phosphaturia-associated mesenchymal tumor

• Phosphaturic mesenchymal tumor- mixed connective
  tissue variant
• Hemangiopericytoma
• hemangiopericytoma like tumor
• - hemangiopericytoma/SFT
• - Enchondroma
• Sclerosing osteosarcoma
• hemangioma of bone

Our case
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Phosphaturic mesenchymal tumor- mixed connective
tissue variant
AM J Surg Pathol 28 Jan 2004 p.1-
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Phosphaturic mesenchymal tumor- mixed connective
tissue variant
AM J Surg Pathol 28 Jan 2004 p.1-
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Phosphaturia-associated mesenchymal tumor
2 Uncertain hemangiopericytoma like 1
hemangiopericytoma/SFT 1 Enchondroma 1 sclerosing
osteosarcoma
AM J Surg Pathol 28 Jan 2004 p.1-