Fig. 1From: Two-stage surgery for intraperitoneal and retroperitoneal multicentric liposarcoma causing hydronephrosis: a case reportAn abdominal enhanced computed tomography scan. a An intra-abdominal mass with a diameter of 230 mm (white arrow). The dorsal part of the intra-abdominal tumor contained liquid and air, which indicated abscess formation. b A retroperitoneal mass under the left kidney with a diameter of 146 mm (black arrow), intra-abdominal tumor compressed the right ureter, and the right kidney was in hydronephrosis state (white arrowhead). c Both tumors had internal inhomogeneity, and the upper part of the intra-abdominal tumor would contain abscess (white arrow, intra-abdominal tumor; black arrow, retroperitoneal tumor)Back to article page