A reverse transcription-polymerase chain reaction (RT-PCR) amplified a single 118 bp fragment characteristic of the SYT-SSX1 fusion gene transcripts.     ///    Primary pulmonary synovial sarcoma confirmed by molecular detection of SYT-SSX1 fusion gene transcripts: a case report and review of the literature..     ///    This is in contrast to the association between the SYT-SSX1 fusion protein expression and poorer prognosis in soft tissue synovial sarcomas.. 