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Title: Metastatic PEComa arising from renal angiomyolipoma: MRI findings. Author: El Jack AK, Tomaszewski JE, Haller DG, Siegelman ES. Journal: J Magn Reson Imaging; 2007 Jul; 26(1):159-61. PubMed ID: 17659554. Abstract: The perivascular epithelioid cell tumor (PEComa) is a neoplasm composed primarily of HMB-45-positive epithelioid cells with a perivascular distribution. Both benign and malignant PEComas have been reported in diverse anatomic locations. We report the MRI features of a metastatic PEComa to the liver that originated within a renal angiomyolipoma (AML).[Abstract] [Full Text] [Related] [New Search]