Radiation therapy before radical cystectomy combined with immunotherapy in locally advanced bladder cancer – study protocol of a prospective, single arm, multicenter phase II trial (RACE IT)

Abstract Background Patients with locally advanced bladder cancer (cT3/4 cN0/N+ cM0) have a poor prognosis despite radical surgical therapy and perioperative chemotherapy. Preliminary data suggest that the combination of radiation and immunotherapy does not lead to excess toxicity and may have syner...

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Main Authors: Sebastian C. Schmid, Florestan J. Koll, Claus Rödel, Philipp Maisch, Andreas Sauter, Franziska Beckert, Anna Seitz, Hubert Kübler, Michael Flentje, Felix Chun, Stephanie E. Combs, Kilian Schiller, Jürgen E. Gschwend, Margitta Retz
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Language:English
Published: BMC 2020-01-01
Series:BMC Cancer
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Online Access:https://doi.org/10.1186/s12885-019-6503-6
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author Sebastian C. Schmid
Florestan J. Koll
Claus Rödel
Philipp Maisch
Andreas Sauter
Franziska Beckert
Anna Seitz
Hubert Kübler
Michael Flentje
Felix Chun
Stephanie E. Combs
Kilian Schiller
Jürgen E. Gschwend
Margitta Retz
author_facet Sebastian C. Schmid
Florestan J. Koll
Claus Rödel
Philipp Maisch
Andreas Sauter
Franziska Beckert
Anna Seitz
Hubert Kübler
Michael Flentje
Felix Chun
Stephanie E. Combs
Kilian Schiller
Jürgen E. Gschwend
Margitta Retz
author_sort Sebastian C. Schmid
collection DOAJ
description Abstract Background Patients with locally advanced bladder cancer (cT3/4 cN0/N+ cM0) have a poor prognosis despite radical surgical therapy and perioperative chemotherapy. Preliminary data suggest that the combination of radiation and immunotherapy does not lead to excess toxicity and may have synergistic (abscopal) anti-tumor effects. We hypothesize that the combined preoperative application of the PD-1 checkpoint-inhibitor Nivolumab with concomitant radiation therapy of the bladder and pelvic region followed by radical cystectomy with standardized lymphadenectomy is safe and feasible and might improve outcome for patients with locally advanced bladder cancer. Methods Study design: “RACE IT” (AUO AB 65/18) is an investigator initiated, prospective, multicenter, open, single arm phase II trial sponsored by Technical University Munich. Study drug and funding are provided by the company Bristol-Myers Squibb. Study treatment: Patients will receive Nivolumab 240 mg i.v. every 2 weeks for 4 cycles preoperatively with concomitant radiation therapy of bladder and pelvic region (max. 50.4 Gy). Radical cystectomy with standardized bilateral pelvic lymphadenectomy will be performed between week 11–15. Primary endpoint: Rate of patients with completed treatment consisting of radio-immunotherapy and radical cystectomy at the end of week 15. Secondary endpoints: Acute and late toxicity, therapy response and survival (1 year follow up). Main inclusion criteria: Patients with histologically confirmed, locally advanced bladder cancer (cT3/4, cN0/N+), who are ineligible for neoadjuvant, cisplatin-based chemotherapy or who refuse neoadjuvant chemotherapy. Main exclusion criteria: Patients with metastatic disease (lymph node metastasis outside pelvis or distant metastasis) or previous chemo-, immune- or radiation therapy. Planned sample size: 33 patients, interim analysis after 11 patients. Discussion This trial aims to evaluate the safety and feasibility of the combined approach of preoperative PD-1 checkpoint-inhibitor therapy with concomitant radiation of bladder and pelvic region followed by radical cystectomy. The secondary objectives of therapy response and survival are thought to provide preliminary data for further clinical evaluation after successful completion of this trial. Recruitment has started in February 2019. Trial registration Protocol Code RACE IT: AB 65/18; EudraCT: 2018–001823-38; Clinicaltrials.gov: NCT03529890; Date of registration: 27 June 2018.
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spelling doaj.art-83da227f8a00483e9c4910ad40b9d1ef2022-12-21T23:19:21ZengBMCBMC Cancer1471-24072020-01-012011910.1186/s12885-019-6503-6Radiation therapy before radical cystectomy combined with immunotherapy in locally advanced bladder cancer – study protocol of a prospective, single arm, multicenter phase II trial (RACE IT)Sebastian C. Schmid0Florestan J. Koll1Claus Rödel2Philipp Maisch3Andreas Sauter4Franziska Beckert5Anna Seitz6Hubert Kübler7Michael Flentje8Felix Chun9Stephanie E. Combs10Kilian Schiller11Jürgen E. Gschwend12Margitta Retz13Department of Urology, School of Medicine, Rechts der Isar Medical Center, Technical University of MunichDepartment of Urology, School of Medicine, Rechts der Isar Medical Center, Technical University of MunichDepartment of Radiation Oncology, University of FrankfurtDepartment of Urology, School of Medicine, Rechts der Isar Medical Center, Technical University of MunichDepartment of Diagnostic and Interventional Radiology, School of Medicine, Rechts der Isar Medical Center, Technical University of MunichDepartment of Urology, School of Medicine, Rechts der Isar Medical Center, Technical University of MunichDepartment of Urology, University of WürzburgDepartment of Urology, University of WürzburgDepartment of Radiation Oncology, University of WürzburgDepartment of Urology, University of FrankfurtDepartment of Radiation Oncology, School of Medicine, Rechts der Isar Medical Center, Technical University of MunichDepartment of Radiation Oncology, School of Medicine, Rechts der Isar Medical Center, Technical University of MunichDepartment of Urology, School of Medicine, Rechts der Isar Medical Center, Technical University of MunichDepartment of Urology, School of Medicine, Rechts der Isar Medical Center, Technical University of MunichAbstract Background Patients with locally advanced bladder cancer (cT3/4 cN0/N+ cM0) have a poor prognosis despite radical surgical therapy and perioperative chemotherapy. Preliminary data suggest that the combination of radiation and immunotherapy does not lead to excess toxicity and may have synergistic (abscopal) anti-tumor effects. We hypothesize that the combined preoperative application of the PD-1 checkpoint-inhibitor Nivolumab with concomitant radiation therapy of the bladder and pelvic region followed by radical cystectomy with standardized lymphadenectomy is safe and feasible and might improve outcome for patients with locally advanced bladder cancer. Methods Study design: “RACE IT” (AUO AB 65/18) is an investigator initiated, prospective, multicenter, open, single arm phase II trial sponsored by Technical University Munich. Study drug and funding are provided by the company Bristol-Myers Squibb. Study treatment: Patients will receive Nivolumab 240 mg i.v. every 2 weeks for 4 cycles preoperatively with concomitant radiation therapy of bladder and pelvic region (max. 50.4 Gy). Radical cystectomy with standardized bilateral pelvic lymphadenectomy will be performed between week 11–15. Primary endpoint: Rate of patients with completed treatment consisting of radio-immunotherapy and radical cystectomy at the end of week 15. Secondary endpoints: Acute and late toxicity, therapy response and survival (1 year follow up). Main inclusion criteria: Patients with histologically confirmed, locally advanced bladder cancer (cT3/4, cN0/N+), who are ineligible for neoadjuvant, cisplatin-based chemotherapy or who refuse neoadjuvant chemotherapy. Main exclusion criteria: Patients with metastatic disease (lymph node metastasis outside pelvis or distant metastasis) or previous chemo-, immune- or radiation therapy. Planned sample size: 33 patients, interim analysis after 11 patients. Discussion This trial aims to evaluate the safety and feasibility of the combined approach of preoperative PD-1 checkpoint-inhibitor therapy with concomitant radiation of bladder and pelvic region followed by radical cystectomy. The secondary objectives of therapy response and survival are thought to provide preliminary data for further clinical evaluation after successful completion of this trial. Recruitment has started in February 2019. Trial registration Protocol Code RACE IT: AB 65/18; EudraCT: 2018–001823-38; Clinicaltrials.gov: NCT03529890; Date of registration: 27 June 2018.https://doi.org/10.1186/s12885-019-6503-6Bladder cancerUrothelial cancerTransitional cell carcinomaLocally advancedImmunotherapyRadiotherapy
spellingShingle Sebastian C. Schmid
Florestan J. Koll
Claus Rödel
Philipp Maisch
Andreas Sauter
Franziska Beckert
Anna Seitz
Hubert Kübler
Michael Flentje
Felix Chun
Stephanie E. Combs
Kilian Schiller
Jürgen E. Gschwend
Margitta Retz
Radiation therapy before radical cystectomy combined with immunotherapy in locally advanced bladder cancer – study protocol of a prospective, single arm, multicenter phase II trial (RACE IT)
BMC Cancer
Bladder cancer
Urothelial cancer
Transitional cell carcinoma
Locally advanced
Immunotherapy
Radiotherapy
title Radiation therapy before radical cystectomy combined with immunotherapy in locally advanced bladder cancer – study protocol of a prospective, single arm, multicenter phase II trial (RACE IT)
title_full Radiation therapy before radical cystectomy combined with immunotherapy in locally advanced bladder cancer – study protocol of a prospective, single arm, multicenter phase II trial (RACE IT)
title_fullStr Radiation therapy before radical cystectomy combined with immunotherapy in locally advanced bladder cancer – study protocol of a prospective, single arm, multicenter phase II trial (RACE IT)
title_full_unstemmed Radiation therapy before radical cystectomy combined with immunotherapy in locally advanced bladder cancer – study protocol of a prospective, single arm, multicenter phase II trial (RACE IT)
title_short Radiation therapy before radical cystectomy combined with immunotherapy in locally advanced bladder cancer – study protocol of a prospective, single arm, multicenter phase II trial (RACE IT)
title_sort radiation therapy before radical cystectomy combined with immunotherapy in locally advanced bladder cancer study protocol of a prospective single arm multicenter phase ii trial race it
topic Bladder cancer
Urothelial cancer
Transitional cell carcinoma
Locally advanced
Immunotherapy
Radiotherapy
url https://doi.org/10.1186/s12885-019-6503-6
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