Seyed Hosein Fattahi Masoum - Lung Diseases Research Center, Mashhad University of Medical Sciences, Mashhad, Iran
Amir Hossein Jafarian - Mashhad University of Medical Sciences, Mashhad, Iran
Alireza Sharifian Attar - Department of Anesthesia, Faculty of Medicine, Mashhad University of Medical Sciences,Mashhad,Iran
Fatemeh Sadat Abtahi Mehrjardi - Endoscopic and Minimally Invasive Surgery Research Center, Mashhad University of Medical Sciences, Mashhad, Iran

Primary synovial sarcoma of mediastinum is very rare among soft tissue sarcomas. Only a few cases have been reportedin the literatures. The best treatment is still unclear, but, surgical resection is the main therapy. In this article we reporta case of a 20*20 cm (2000gr) primary giant mediastinal synovial sarcoma in a 42 year-old man. We performed radicalexcision of the tumor and the metastasis.Level of evidence: V

chemotherapy, Mediastinal Mass, Soft tissue sarcoma, Synovial sarcoma