Key clinical message
Synovial sarcoma is one of the most common sarcoma of soft tissue,and it mostly occurs in lower extrimities.It can cause metastasic disease especialy to the lungs,bones and lymphnodes.Metastasis to the brain is very rare.Primary intracranial synovial sarcoma has also been reported in extremely rare cases.In this paper,we study the case of a 28-year-old man with primary intracranial synovial sarcoma.