ESTRO 2024 - Abstract Book

S535

Clinical - Breast

ESTRO 2024

11. Coles CE, Griffin CL, Kirby AM, et al, IMPORT Trialists. Partial-breast radiotherapy after breast conservation surgery for patients with early breast cancer (UK IMPORT LOW trial): 5-year results from a multicentre, randomised, controlled, phase 3, non-inferiority trial. Lancet 2017; 390:1048-60. 12. Vicini FA, Cecchini RS, White JR, et al. Long-term primary results of accelerated partial breast irradiation after breast-conserving surgery for early-stage breast cancer: a randomised, phase 3, equivalence trial. Lancet 2019; 394:2155-64. 13. Whelan TJ, Julian JA, Berrang TS, et al, RAPID Trial Investigators. External beam accelerated partial breast irradiation versus whole breast irradiation after breast conserving surgery in women with ductal carcinoma in situ and node negative breast cancer (RAPID): a randomised controlled trial. Lancet 2019; 394:2165-72. 14. Strnad V, Major T, Polgar C, et al. ESTRO-ACROP guideline: interstitial multicatheter breast brachytherapy as accelerated partial breast irradiation alone or as boost - GEC-ESTRO Breast Cancer Working Group practical recommendations. Radiother Oncol 2018; 128:411-20. 16. Franceschini D, Loi M, Chiola I, Arculeo S, Marzo M, Fernandes B, Masci G, Torrisi R, Tinterri C, Testori A, Santoro A, Scorsetti M. Preliminary Results of a Randomized Study on Postmenopausal Women With Early Stage Breast Cancer: Adjuvant Hypofractionated Whole Breast Irradiation Versus Accelerated Partial Breast Irradiation (HYPAB Trial). Clin Breast Cancer. 2021 Jun;21(3):231-238. doi: 10.1016/j.clbc.2020.09.004. Epub 2020 Sep 9. PMID: 33121891. 17. Veronesi U., Orecchia R., Maisonneuve P., Viale G., Rotmensz N., Sangalli C., et al. Intraoperative radiotherapy versus external radiotherapy for early breast cancer (ELIOT): a randomised controlled equivalence trial. Lancet Oncol. 2013;14:1269 – 1277. 18. Whelan T.J., Julian J.A., Berrang T.S., Kim D.H., Germain I., Nichol A.M., et al. External beam accelerated partial breast irradiation versus whole breast irradiation after breast conserving surgery in women with ductal carcinoma in situ and node-negative breast cancer (RAPID): a randomised controlled trial. Lancet. 2019;394:2165 – 2172. 15. Correa C, Harris EE, Leonardi MC, et al. Accelerated partial breast irradiation: executive summary for the update of an ASTRO Evidence-Based Consensus Statement. Pract Radiat Oncol 2017; 7:73-9.

1133

Digital Poster

AlignRT in breast cancer, towards the end of cone-beam computed tomography ?

Frédéric Carlet, Nicolas Vial, Dominique Goyet, Nicolas Develtere, Blandine Bonhomme, Bertrand Bonhomme, Eric Jadaud, Anne Bareille Saint-Gaudens

CHU Saint-Etienne, Radiotherapy, Saint-Etienne, France

Purpose/Objective: