Perivascular epithelioid
Perivascular epithelioid cell neoplasm of the urinary bladder in an adolescent: a case report and review of the literature
... Abstract: Perivascular epithelioid cell neoplasms (PEComas) of the urinary bladder are extremely rare and the published cases were comprised predominantly of middle-aged ...
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Original Article Hepatic perivascular epithelioid cell tumor (PEComa): analyses of 13 cases and review of the literature
... Perivascular epithelioid cell neoplasms (PE- Comas) are formed as a rare group of relat- ed mesenchymal tumors composed of histo- logically and immunohistochimically distinc- tive perivascular cells, ...
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Original Article Multifocal perivascular epithelioid cell tumor of the uterus: report of one case and literature review
... According to a new WHO classification of tumors in 2002, PEComa is a mesenchymal tumor consisting of perivascular epithelioid cells with unique histologic and immunohisto- chemical manifestations. It was ...
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Intrahepatic peribiliary perivascular epithelioid cell tumor (PEComa) associated with heterotopic pancreas: A case report
... AML, angiomyolipoma; CA19-9, cancer antigen 19 – 9; CCST, clear-cell “ sugar ” tumors; CEA, carcinoembryonic antigen; CT, computed tomography; ERCP, endoscopic retrograde cholangiopancreatography; GIST, gastrointestinal ...
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Case Report Malignant perivascular epithelioid cell tumor of the kidney with rare pulmonary and ileum metastases
... [11] Wagner AJ, Malinowska-Kolodziej I, Morgan JA, Qin W, Fletcher CD, Vena N, Ligon AH, Antones- cu CR, Ramaiya NH, Demetri GD, Kwiatkowski DJ, Maki RGA. Clinical activity of mTOR inhibi- tion with sirolimus in ...
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A patient presenting with a perivascular epithelioid cell tumor in the broad ligament: a case report
... histologically and immunohistochemically distinctive perivascular epithelioid cells. They can originate in any visceral organ or soft tissue and include a range of lesions such as angiomyolipoma, clear cell ...
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Original Article Histopathologic characteristics and immunotypes of perivascular epithelioid cell tumors (PEComa)
... PEComa tumors are considered to be heteroge- neous. The World Health Organization (WHO) defined PEComas as mesenchymal tumors for the first time in 2002. PEComa tumors have three hypotheses of origin. One is that the ...
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Case Report Perivascular epithelioid cell tumor in the duodenum: challenge in differential diagnosis
... Perivascular epithelioid cell tumors (PEComas) contain a family of rare neoplasms that derive from ...of perivascular epithelioid cell (PEC) was firstly proposed by Bonetti et al who used to ...
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PEComa: A Perivascular Epithelioid Cell Tumor in the Liver—A Case Report and Review of the Literature
... Copyright © 2013 Faseeh Khaja et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the ...
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Malignant perivascular epithelioid cell tumor (PEComa) of the femur: a case report and literature review
... Perivascular epithelioid cell tumor (PEComa) represents a family of closely related entities showing both melanocytic and myoid differentiation, including angiomyolipoma, lymphangioleiomyomatosis, ...
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Two cases of perivascular epithelioid cell tumor of the uterus: clinical, radiological and pathological diagnostic challenge
... Perivascular epithelioid cell tumor (PEComa) is a rare subtype of mesenchymal origin tumors, and is composed of perivascular epithelioid cells with specific histologic and immunohistochemical ...
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Primary perivascular epithelioid cell tumor of the liver: new case report and literature review
... “perivascular epithelioid cells (PECs)” were first proposed by Bonetti et ...a perivascular distribution, with dual melanocytic and myoid differentiation ...monotypic epithelioid AML, clear ...
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Malignant perivascular epithelioid cell tumor of mesentery with lymph node involvement: a case report and review of literature
... Perivascular epithelioid cell tumor (PEComa) is a rare but distinct mesenchymal neoplasm composed of histologically and immunohistochemically unique perivascular epithelioid ...of ...
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Perivascular epithelioid cell tumor of the lung with focal pigment production
... Introduction: Perivascular epithelioid cell (PEc) tumors, also (PEcomas), are rare mesenchymal tumors defined by the presence of perivascular epithelioid cells that express muscle and ...
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Malignant perivascular epithelioid cell tumor (PEComa) of the uterus with late renal and pulmonary metastases: a case report with review of the literature
... defines perivascular epi- thelioid cell tumors (PEComas) as "mesenchymal tumors composed of histologically and immunohistochemically distinctive perivascular epithelioid cells (PECs)" ...an ...
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Case Report Malignant perivascular epithelioid cell tumor of the retroperitoneum
... Abstract: Perivascular epithelioid cell tumors (PEComas) are a rare type of mesenchymal neoplasms characterized by a proliferation of perivascular cells with an epithelioid phenotype and ...
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<p>Metastatic Perivascular Epithelioid Cell Tumor Of The Kidney: A Case Report With Emphasis On Response To The Tyrosine-Kinase Inhibitor Sunitinib</p>
... Abstract: Several case reports have provided most of the information available on perivascular epithelioid cell tumors, but with no consensus regarding diagnosis or treatment paradigms. Sunitinb is a VEGFR ...
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A rare case of perivascular epithelioid cell tumor (PEComa) of the greater omentum
... A perivascular epithelioid cell tumor (PEComa) is a rare mesenchymal tumor composed of epithelioid cells charac- terized by histological and immunohistochemical evidence of both smooth muscle and ...
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Perivascular epithelioid cell tumor of the rectum: report of a case and review of the literature
... in 1992. The term PEComa was coined by Zamboni and colleagues [24] in 1996 to describe this rare family of le- sions. In 2002, the World Health Organization accepted the designation PEComa as a distinct mesenchymal neo- ...
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Case Report Primary perivascular epithelioid cell neoplasm of thigh bone: a case report and literature review
... Perivascular epithelioid cell tumor neoplasms (PEComas) are rare mesenchymal tumors com- posed of histologically and immunohistochemi- cally distinctive perivascular epithelioid ...
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