A rare solid tumor of the retroperitoneum with venous extension and lung metastasis: Extra-gastrointestinal stromal tumor

Department of Radiology, Abant İzzet Baysal University, Training and Research Hospital, Bolu, Turkey

Department of Radiology, Mevlana University Faculty of Medicine, Konya, Turkey

Department of Surgery, Mevlana University Faculty of Medicine, Konya, Turkey

Department of Pathology, Katip Çelebi University İzmir Atatürk Training and Research Hospital, İzmir, Turkey

Department of Radiology, Ege University Faculty of Medicine, İzmir, Turkey