4Nambiar R,Mathew G,Ponnaiah M,et al.Retroperitoneal leiomyosarcoma infiltrating the inferior vena cava (IVC):a case report.Trop Gastroenterol,2005,26:156
5Giovinetto R,Benfatto G,D'Antoni S,et al.Retroperitoneal leiomyosarcoma:a case report.G Chir,2004,25:187
6Shirotake S,Sumitomo M,Asakuma J,et al.A case of primary leiomyosarcoma of the ureter.Hinyokika Kiyo,2006,52:41
7Nishimura H,Zhang Y,Ohkuma K,et al.MR Imaging of Soft-Tissue Masses of the Extraperitoneal Spaces.Radiographics,2001,21:1141
8Neville A,Herts BR.CT characteristics of primary retroperitoneal neoplasms.Crit Rev Comput,2004,45:247
9Hartlnan DS. Hayes WS Choyke PL, et aL. Leiomyosarcoma of the retroperitonel: and inferor vena cava radiologic- patholoc correlation (review)[J]. Radiographics, 1992,12 (8) :1203. 1220.