Reported herein is a case of primary pulmonary HSCT that had FUS-CREB3L2 fusion transcripts, a product of characteristic chromosomal abnormality t(7;16)(q33;p11) of HSCT and LGFMS.     ///    "Reverse transcription-polymerase chain reaction (RT-PCR) assay using formalin-fixed, paraffin-embedded tissue detected FUS-CREB3L2 fusion transcripts. "    ///    RT-PCR for detection of FUS-CREB3L2 fusion transcripts is a useful method for differential diagnosis of primary pulmonary HSCT..     ///    Hyalinizing spindle cell tumor with giant rosettes arising in the lung: report of a case with FUS-CREB3L2 fusion transcripts.. 