Fig. 1From: Safety and feasibility of laparoscopic resection of abdominal neuroblastoma without image-defined risk factors: a single-center experienceSite of ports for the left retroperitoneal tumor surgery. 1 Left midclavicular line extension on the hypogastrium; 2 intersection of the left anterior axillary line extension and the anterior superior spine; 3 subxiphoid; 4 incision of the umbilicusBack to article page