Intra and extra pelvic multidisciplinary surgical approach of retroperitoneal sarcoma: Case series report

Table 1 Characteristics of patients with retroperitoneal sarcoma (n = 8)

Characteristics	Value
Mean age (yr)	42.75 ± 18.4
Mean BMI	22.4 ± 2.4
Initial symptoms, n (%)
Palpable mass	4 (50)
Pain on the specific site	4 (50)
Median mass size (long axis, cm)	12.75 ± 11.7
Order of surgery, n (%)
Primary	3 (30)
Secondary	2 (20)
Tertiary	2 (20)
More than tertiary	3 (30)
History of neoadjuvant or adjuvant treatment, n (%)
Neoadjuvant treatment	2 (25)
Adjuvant treatment	8 (100)
Surgical outcome
Median overall survival (mo, median)	64.6
Progression-free survival (mo, median)	13.7
Died patients due to disease, n (%)	2 (25)
Pathology, n (%)
Liposarcoma	2 (25)
Leiomyosarcoma	1 (12.5)
Malignant peripheral nerve sheath tumor	1 (12.5)
Osteosarcoma	2 (25)
Chondrosarcoma	1 (12.5)
Low-grade fibromyxoid sarcoma	1 (12.5)