Midline or Retroperitoneal Approach in Operating on a Retroperitoneal Tumour: A Surgical Dilemma.

Retroperitoneal tumors are rare form of tumors arising from the retroperitoneal space and account for 10-15% of soft tissue sarcoma.1,2 Liposarcoma represent 0.1% of all cancers3 and arise mostly from the mesenchyme usually located in muscles, fat and connective tissue.4 It is a high grade tumor with high propensity for recurrence.1 80% of patients present with asymptomatic abdominal distension in their 5th - 6th decade of life.4 Liposarcoma tend to present as a huge mass posing a diagnostic and therapeutic dilemma especially with regards to its position and surgical approach.