Perivascular Epithelioid Cell Tumor of the Ileum Presenting as Diverticulitis


Perivascular epithelioid cell tumors (PEComas) are a group of rare mesenchymal neoplasms. Gastrointestinal PEComas are exceptionally rare, there being only a few case reports in the literature involving the colon and small intestine. Nearly all PEComas show immunoreactivity for both melanocytic (HMB45 and/or Melan-A) and smooth muscle (actin and/or desmin… (More)
DOI: 10.1155/2012/476941


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