Surgery for Left Upper Abdominal Retroperitoneal Tumors
The author has summarized the clinical characteristics of 71 cases of left upper RPTs (age range, 0.5–76 years; median, 39.1 years). The incidence is about equal between men and women. The most common pathological types include liposarcoma, nerve sheath tumor, teratomas, leiomyoma, ganglioneuromatosis, and neuroblastoma. Other reported types include paraganglioma, malignant lymphoma, malignant stromal tumors, metastatic tumors, primitive neuroectodermal tumors, malignant fibrous histiocytoma, malignant hemangiopericytoma, synovial sarcoma, malignant Brenner tumor, and choriocarcinoma.