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2001por Dobiasch, Sophie, Kampfer, Severin, Steiger, Katja, Schilling, Daniela, Fischer, Julius C., Schmid, Thomas E., Weichert, Wilko, Wilkens, Jan J., Combs, Stephanie E.“…It was feasible to perform stereotactic high-precision RT after defining tumor and OARs by CT imaging. After stereotactic RT, a high rate of DNA damage was mainly observed in the tumor but not in OARs. …”
Publicado 2021
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2002“…The plans were optimized to achieve the same clinical objectives concerning dose to the target volume and to the relevant organs‐at‐risk (OARs). The number of intensity levels were minimized until the clinical objectives could not be achieved anymore. …”
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2003“…It includes two integrated indices 1.Integrated Dosimetric Index for tumor (IDI(Tumor)) dose coverage and 2.Integrated Dosimetic Index (IDI(organs)) for Organs At Risk (OARs). PQI was used to select better dosimetric plan form multiple VMAT plans of a Nasopharynx case. …”
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2004por Feng, AiHui, Duan, YanHua, Yang, ZhangRu, Shao, Yan, Wang, Hao, Chen, Hua, Gu, HengLe, Huang, Ying, Shen, ZhenJiong, Wang, Xufei, Xu, ZhiYong“…Meanwhile, the dose to OARs and the coverage of the target are comparable in the two plans. …”
Publicado 2023
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2005por Bin Sumaida, Abdulrahman, Shanbhag, Nandan M, Balaraj, Khalid S, Puratchipithan, Rajmane, Hasnain, Syed Mansoor, El-Koha, Omran, Hussain, Amjad, Binz, Theresa, Rajendran, Vivek T, Nair, Rajaneesh Kumar R, Jaafar, Noor H, Saleh, Mohammad, Al Qawasmeh, Khaled“…Conclusion Our findings reveal distinct radiation exposure patterns to OARs of nasopharyngeal carcinoma. This research emphasises the need for tailored radiation therapy planning to achieve optimal clinical outcomes while safeguarding vital organs.…”
Publicado 2023
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2006por Jin, Xiance, Hu, Weigang, Shang, Haijiao, Han, Ce, Yi, Jinling, Zhou, Yongqiang, Xie, Congying“…Deformed volumes of targets and organs at risk (OARs) in the CBCT were compared with those in the planning CT. …”
Publicado 2013
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2007por Chitapanarux, Imjai, Chomprasert, Kittisak, Nobnaop, Wannapa, Wanwilairat, Somsak, Tharavichitkul, Ekasit, Jakrabhandu, Somvilai, Onchan, Wimrak, Traisathit, Patrinee, Van Gestel, Dirk“…Our two-phase adaptive IMRT protocol improves dosimetric results in terms of target volumes and OARs in patients with locally advanced NPC.…”
Publicado 2015
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2008“…RA plans were evaluated in terms of planning target volume (PTV) coverage, dose to organs at risk (OARs), conformity index (CI), homogeneity index (HI), gradient measure, external volume index of dose distribution produced, total number of monitor units (MUs), nontumor integral dose (ID), and low dose volume of normal tissue. …”
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2009por Pedicini, Piernicola, Strigari, Lidia, Caivano, Rocchina, Fiorentino, Alba, Califano, Giorgia, Nappi, Antonio, Improta, Giuseppina, Storto, Giovanni, Cozzolino, Mariella, Chiumento, Costanza, Fusco, Vincenzo, Vavassori, Andrea, Benassi, Marcello, Orecchia, Roberto, Salvatore, Marco“…Dosimetric and radiobiological comparisons for planning target volume (PTV) and organs at risk (OARs) were performed by means of a dose‐volume histogram (DVH), equivalent uniform dose (EUD), and local tumor control probability (LTCP). …”
Publicado 2013
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2010por Murakami, Yu, Nakano, Masahiro, Yoshida, Masahiro, Hirashima, Hideaki, Nakamura, Fumiya, Fukunaga, Junichi, Hirose, Taka-aki, Yoshioka, Yasuo, Oguchi, Masahiko, Hirata, Hideki“…We concluded that the dose to OARs such as ribs and chest wall could be reduced with improved target conformity using VMAT instead of 3D-CRT for SBRT to treat peripheral lung tumors.…”
Publicado 2018
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2011“…Differences in target volumes and dose distributions in OARs and PTVs were then evaluated with various metrics such as the DICE Similarity Coefficient and the homogeneity index. …”
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2012por Demianovich, Alena, Sanin, Dmitriy, Martynova, Valeriya, Borysheva, Natalia, Obuhov, Aleksandr, Aminov, Gamzat, Gulidov, Igor, Mardyntsky, Yuriy, Kiseleva, Marina, Ivanov, Sergey, Kaprin, Andrey“…A planning target volume (PTV) and organs at risk (OARs) were recorded with DVH analysis. RESULTS: The study describes the full procedure of breast HDR brachytherapy with the lumpectomy. …”
Publicado 2019
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2013“…RESULTS: Tumor coverage and dose to OARs was significantly better with volumetric-modulated arc therapy (VMAT). …”
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2014por Xia, Wenlong, Liu, Zhiqiang, Yan, Lingling, Han, Fei, Hu, Zhihui, Tian, Yuan, Cui, Weijie, Ren, Wenting, Guo, Chenlei, Miao, Junjie, Dai, Jianrong“…The dose deposited in organs at risk (OARs) gradually decreased, and the PQM values gradually improved following each optimization. …”
Publicado 2020
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2015“…CONCLUSION: The application of a radiation bra was associated with better geometric and dosimetric planning parameters, with a smaller CTV and lower doses to the OARs (lungs and heart) in the radiotherapy field. …”
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2016por Loap, Pierre, Mirandola, Alfredo, De Marzi, Ludovic, Dendale, Remi, Iannalfi, Alberto, Vitolo, Viviana, Barcellini, Amelia, Filippi, Andrea Riccardo, Jereczek-Fossa, Barbara Alicja, Kirova, Youlia, Orlandi, Ester“…Recently, proton therapy has been evaluated for mediastinal HL treatment, due to its possibility to significantly reduce integral dose to OARs, which is expected to limit second neoplasm risk and reduce late toxicity. …”
Publicado 2021
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2017“…Modern inverse planning radiotherapy techniques allow for organs at risk (OARs) to evade radiation doses that they would have been subjected to with earlier techniques. …”
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2018por Casale, Michelina, Draghini, Lorena, Trippa, Fabio, Costantini, Sara, Vicenzi, Lisa, Tesei, Letizia, Di Marzo, Alessandro, Arcidiacono, Fabio, Italiani, Marco, Maranzano, Ernesto“…Rectum and bladder were considered reference organs at risk (OARs). Following dose (D) parameters were examined: D(max) (0.5 cc), D(20%) and D(50%) for rectum, D(max) (0.5 cc) and D(50%) for bladder; for each parameter, differences between the two adopted methods were reported as Δ-values. …”
Publicado 2022
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2019por Zhou, Pixiao, Du, Yangfeng, Zhang, Ying, Zhu, Mei, Li, Ting, Tian, Wei, Wu, Tao, Xiao, Zemin“…MAIN OUTCOMES AND MEASURES: The main outcomes were organs at risk (OARs) dosimetric outcomes, prognosis (overall survival [OS], progression-free survival [PFS], and objective response rate [ORR]), and radiation-related toxic effects. …”
Publicado 2023
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2020por Antico, Maria, Prinsen, Peter, Cellini, Francesco, Fracassi, Alice, Isola, Alfonso A., Cobben, David, Fontanarosa, Davide“…However, this could cause underdosage of the treatment volume and overdosage of the organs at risk (OARs). To reduce this problem, in this proof of principle study we developed and evaluated a novel adaptive planning method. …”
Publicado 2019
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