%0 Journal Article %T Alveolar soft part sarcoma of the retro peritoneum %A Xin Fan %A Rana Netra %A Ming Zhang %A Lang Yu %J Journal of Cancer Research and Therapeutics %D 2010 %I Medknow Publications %X Alveolar Soft Part Sarcoma (ASPS), also called Alveolar Soft-Tissue Sarcoma, is a rare type of soft-tissue neoplasm with a poor long term prognosis. Such tumors originating in the retro peritoneal space are extremely rare. In this article we discuss a 34-year-old woman who was referred to our hospital with an increasing mass in her left lower abdomen. Ultrasonography and conventional Computed Tomography revealed a large hard mass occupying the left retroperitoneal space with a clear border. The pathological diagnosis was ASPS. %K Alveolar soft-part sarcoma %K immunohistochemical %K myogenic %K pseudo alveolar %K retro peritoneum %U http://www.cancerjournal.net/article.asp?issn=0973-1482;year=2010;volume=6;issue=1;spage=117;epage=119;aulast=Xin