Results 21 to 30 of about 559,127 (246)

User Interaction in Semi-Automatic Segmentation of Organs at Risk: a Case Study in Radiotherapy [PDF]

, 2016
Accurate segmentation of organs at risk is an important step in radiotherapy planning. Manual segmentation being a tedious procedure and prone to inter- and intra-observer variability, there is a growing interest in automated segmentation methods ...
Adebahr, S. (Sonja), Dolz, J. (Jose), Kirisli, H.A. (Hortense), Massoptier, L. (Laurent), Nestle, U. (Ursula), Niessen, W.J. (Wiro), Ramkumar, A. (Anjana), Schimek-Jasch, T. (Tanja), Song, Y. (Yu), Stappers, P.J. (P.), Varga, E. (Edit)   +10 more
core   +2 more sources

The Dosimetric Performance of Volumetric Modulated Arc Therapy and Intensity Modulated Radiation Therapy in the Treatment of Locally Advanced Laryngeal Cancer [PDF]

Middle East Journal of Cancer
Background: This study aims to compare the performance of intensity modulated radiation therapy (IMRT) and volumetric modulated arc therapy (VMAT) in treating laryngeal cancer.Method: In this retrospective dosimetric study, 15 patients diagnosed with ...
Firas Khater, Ehab Attalla, Wael Elshemey, Haitham Mohammed   +3 more
doaj   +1 more source

Dose–Volume Constraints fOr oRganS At risk In Radiotherapy (CORSAIR): An “All-in-One” Multicenter–Multidisciplinary Practical Summary

Current Oncology, 2022
Background: The safe use of radiotherapy (RT) requires compliance with dose/volume constraints (DVCs) for organs at risk (OaRs). However, the available recommendations are sometimes conflicting and scattered across a number of different documents ...
Silvia Bisello, Savino Cilla, Anna Benini, Raffaele Cardano, Nam P. Nguyen, Francesco Deodato, Gabriella Macchia, Milly Buwenge, Silvia Cammelli, Tigeneh Wondemagegnehu, A. F. M. Kamal Uddin, Stefania Rizzo, Alberto Bazzocchi, Lidia Strigari, Alessio G. Morganti   +14 more
doaj   +1 more source

Whole breast and regional nodal irradiation in prone versus supine position in left sided breast cancer [PDF]

, 2017
Background: Prone whole breast irradiation (WBI) leads to reduced heart and lung doses in breast cancer patients receiving adjuvant radiotherapy. In this feasibility trial, we investigated the prone position for whole breast + lymph node irradiation (WB +
A Berrington de Gonzalez, AM Kirby, Annick Van Greveling, Bert Boute, Bruno Speleers, BT Gielda, BV Offersen, BV Offersen, Chris Monten, CR Jephcott, FR Bartlett, FR Bartlett, G Alco, Giselle Post, Herman Depypere, I Finke, IR Vogelius, IY Jo, J Buijsen, J Reznik, JD Boice Jr, Joris Van de Velde, K Kainz, K Verhoeven, K Verhoeven, L Veldeman, LB Marks, LB Thorsen, Leen Paelinck, Liv Veldeman, LM Sun, M Alonso-Basanta, M Feng, M Stovall, N Dogan, N Mason, P McGale, PD Inskip, Pieter Deseyne, PM Poortmans, RA Sethi, SC Darby, SC Formenti, SC Lymberis, SM Shin, T Grantzau, T Grantzau, T Mulliez, T Mulliez, T Mulliez, T Mulliez, T Viren, TE Merchant, TJ Whelan, Tom Van Hoof, Wilfried De Neve, X Gao   +56 more
core   +2 more sources

IMRT for image-guided single vocal cord irradiation [PDF]

, 2012
Purpose: We have been developing an image-guided single vocal cord irradiation technique to treat patients with stage T1a glottic carcinoma. In the present study, we compared the dose coverage to the affected vocal cord and the dose delivered to the ...
Al-Mamgani, A. (Abrahim), Astreinidou, E. (Eleftheria), Boer, H.C.J. (Hans) de, Breedveld, S. (Sebastiaan), Heijmen, B.J.M. (Ben), Keskin-Cambay, F. (Fatma), Levendag, P.C. (Peter), Osman, S.O.S. (Sarah), Voet, P.W.J. (Peter W.J.)   +8 more
core   +1 more source

Fast stereotactic radiosurgery planning using patient-specific beam angle optimization and automation

Physics and Imaging in Radiation Oncology, 2022
Background and purpose: Linac-based stereotactic radiosurgery (SRS) planning for multi-metastatic cases is a complex and intensive process. A manual planning strategy starts with a template-based set of beam angles and applies modifications though a ...
Thomas D. Mann, Kundan S. Thind, Nicolas P. Ploquin   +2 more
doaj   +1 more source

Potential benefits of crawl position for prone radiation therapy in breast cancer [PDF]

, 2017
Purpose: To investigate crawl position with the arm at the treated side alongside the body and at the opposite side above the head for prone treatment in patients requiring breast and regional lymph node irradiation. Methods: Patient support devices for
Boute, Bert, De Gersem, Werner, De Neve, Wilfried, Detand, Jan, Monten, Christel, Paelinck, Leen, Speleers, Bruno, Van de Velde, Joris, Van Greveling, Annick, Van Hoof, Tom, Veldeman, Liv, Vercauteren, Tom   +11 more
core   +1 more source

Whole breast radiotherapy in prone and supine position: is there a place for multi-beam IMRT? [PDF]

, 2013
Background: Early stage breast cancer patients are long-term survivors and finding techniques that may lower acute and late radiotherapy-induced toxicity is crucial.
De Gersem, Werner, De Neve, Wilfried, Madani, Indira, MULLIEZ, THOMAS, Speleers, Bruno, Veldeman, Liv   +5 more
core   +2 more sources

High-dose re-irradiation of intracranial lesions – Efficacy and safety including dosimetric analysis based on accumulated EQD2Gy dose EQD calculation

Clinical and Translational Radiation Oncology, 2021
Introduction: The use of cranial re-irradiation is growing with improving overall survival and the advent of high-precision radiotherapy techniques. Still the value of re-irradiation needs careful evaluation regarding safety and efficacy.
I. Stiefel, C. Schröder, S. Tanadini-Lang, I. Pytko, E. Vu, R.J. Klement, M. Guckenberger, N. Andratschke   +7 more
doaj   +1 more source

Comparison of Organs at Risk Dose in Conventional (2-Dimensional) and Conformal (3-Dimensional) Radiotherapy of Seminoma

مجله دانشکده پزشکی اصفهان, 2018
مقدمه: هدف از انجام این مطالعه، پیش‌بینی و مقایسه‌ی توزیع دز در اعضای حیاتی سالم در پرتودرمانی سرطان بیضه از نوع سمینومای مرحله‌ی 1 برای دز یکسان به حجم هدف در دو روش دو بعدی (2 Dimensional) مرسوم و سه ‌بعدی (3 Dimensional) تطبیقی بود.
Hamid Ghaznavi, Zainab Salehi, Hamid Emami, Parvaneh Shokrani   +3 more
doaj   +1 more source