NTRK1 and sarcoma: Relevant fusion transcripts were identified in 33/136 (24%) cases, including three specific of sarcoma subtypes (EWSR1::WT1, FUS::DDIT3, and PAX3::FOXO1), three FGFR2 fusions (two FGFR2::BICC1 and one FGFR2::PCBD1), and individual cases with TPM3::NTRK1 (N = 1), CCD6::RET (N = 1), TFE3::PRCC (N = 1) and NRG1::RANK1 (N = 1) fusions (Supplementary Figure S4).