Fig. 2From: Complex management of a large retroperitoneal undifferentiated sarcoma encasing the abdominal aorta in a pediatric patient: a case report and reviewa Intraoperative view of full exposure of the tumor and associated aortic pseudoaneurysm. b View of retroperitoneum after tumor resection and aortobiliac vascular reconstruction with dacron graft.. c En bloc retroperitoneal tumor specimenBack to article page