SYT-SSX fusion gene detection is not needed when the conventional approaches are diagnostic.     ///    "SYT-SSX fusion gene was detected in 140 (78.2%) cases overall, including 94.7% (54/57) definite synovial sarcomas, 86.0% (37/43) probable synovial sarcomas and 62.0% (49/79) possible synovial sarcomas. "    ///     To assess the diagnostic values of immunohistochemistry and SYT-SSX fusion gene detection for synovial sarcoma.     ///    [Roles of immunohistochemistry and detection of SYT-SSX fusion gene in diagnosis of synovial sarcoma]..     ///    RT-PCR Detection of the SYT-SSX fusion gene was performed using paraffin embedded tissue samples.     ///    EMA positivity has a similar diagnostic value to that of SYT-SSX by RT-PCR for tumors in the probable synovial sarcoma category.     ///    "EMA was positively correlated with the presence of SYT-SSX (r(s) = 0.431, P = 0.001, r(s) = 0.463, P = 0.002, respectively). "    ///    "However, detection of SYT-SSX is very important for diagnosis of the tumors in the category of possible synovial sarcoma.. "