%0 Journal Article %A Seidensaal, Katharina %A Dostal, Matthias %A Kudak, Andreas %A Jaekel, Cornelia %A Meixner, Eva %A Liermann, Jakob %A Weykamp, Fabian %A Hoegen, Philipp %A Mechtersheimer, Gunhild %A Willis, Franziska %A Schneider, Martin %A Debus, Jürgen %T Preoperative Dose-Escalated Intensity-Modulated Radiotherapy (IMRT) and Intraoperative Radiation Therapy (IORT) in Patients with Retroperitoneal Soft-Tissue Sarcoma: Final Results of a Clinical Phase I/II Trial %J Cancers %V 15 %N 10 %@ 2072-6694 %C Basel %I MDPI %M DKFZ-2023-01130 %P 2747 %D 2023 %Z #LA:E050# %X Background: To report the final results of a prospective, one-armed, single-center phase I/II trial (NCT01566123). Methods: Between 2007 and 2017, 37 patients with primary or recurrent (N = 6) retroperitoneal sarcomas were enrolled. Treatment included preoperative IMRT of 45–50 Gy with a simultaneous integrated boost of 50–56 Gy, surgery and IORT. The primary endpoint was local control (LC) at 5 years. The most common histology was dedifferentiated liposarcoma (51 %F PUB:(DE-HGF)16 %9 Journal Article %$ pmid:37345084 %R 10.3390/cancers15102747 %U https://inrepo02.dkfz.de/record/276749