Search Results - "Varnava, Maria"

A new plan quality objective function for determining optimal collimator combinations in prostate cancer treatment with stereotactic body radiation therapy using CyberKnife by Varnava, Maria, Sumida, Iori, Mizuno, Hirokazu, Shiomi, Hiroya, Suzuki, Osamu, Yoshioka, Yasuo, Ogawa, Kazuhiko

“…Stereotactic body radiation therapy with CyberKnife for prostate cancer has long treatment times compared with conventional radiotherapy. This arises the need…”
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Dose–volume constraints for head‐and‐neck cancer in carbon ion radiotherapy: A literature review by Varnava, Maria, Musha, Atsushi, Tashiro, Mutsumi, Kubo, Nobuteru, Okano, Naoko, Kawamura, Hidemasa, Ohno, Tatsuya

“…Background Carbon ion radiotherapy (CIRT) has been applied in cancer treatment for over 25 years. However, guidelines for dose–volume constraints have not been…”
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Dosimetric comparison between volumetric modulated arc therapy planning techniques for prostate cancer in the presence of intrafractional organ deformation by Varnava, Maria, Sumida, Iori, Oda, Michio, Kurosu, Keita, Isohashi, Fumiaki, Seo, Yuji, Otani, Keisuke, Ogawa, Kazuhiko

“…The purpose of this study was to compare single-arc (SA) and double-arc (DA) treatment plans, which are planning techniques often used in prostate cancer…”
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An adaptive planning strategy in carbon ion therapy of pancreatic cancer involving beam angle selection by Kawashima, Motohiro, Tashiro, Mutsumi, Varnava, Maria, Shiba, Shintaro, Matsui, Toshiaki, Okazaki, Shohei, Li, Yang, Komatsu, Shuichiro, Kawamura, Hidemasa, Okamoto, Masahiko, Ohno, Tatsuya

“…•In this study, we proposed a new adaptive strategy.•A new option in treatment planning for particle therapy was considered.•The high dose region for OARs was…”
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Assessment of a self‐inspection method and reporting measured electrometer correction factors for reference‐class electrometers in radiotherapy by Kawashima, Motohiro, Varnava, Maria, Ozawa, Shuichi, Okada, Hiroki, Higuchi, Hiromitsu, Hoshino, Yoshihiko, Tashiro, Mutsumi

“…Background and purpose The standard dosimetry system of medical accelerators in radiotherapy consists of an ionization chamber, an electrometer, and cables…”
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Evaluation of monthly variations in electrometer calibration coefficients using a charge generator for radiation therapy by Kawashima, Motohiro, Varnava, Maria, Ozawa, Shuichi, Higuchi, Hiromitsu, Hoshino, Yoshihiko, Tashiro, Mutsumi

“…Electrometers are important devices that are part of the standard dosimetry system. Therefore, we evaluated the variation of electrometer calibration…”
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