Zobrazeno 1 - 10
of 133
pro vyhledávání: '"Natsuo Tomita"'
Autor:
Seiya Takano, Natsuo Tomita, Mayu Kuno, Masanari Niwa, Akira Torii, Taiki Takaoka, Nozomi Kita, Dai Okazaki, Shintaro Yamamoto, Tatsuya Kawai, Chikao Sugie, Yasutaka Ogawa, Kenichi Matsumoto, Kaoru Uchiyama, Shinya Otsuka, Tooru Matsui, Akifumi Miyakawa, Tomoki Mizuno, Masato Iida, Motoki Tanikawa, Mitsuhito Mase, Akio Hiwatashi
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-10 (2024)
Abstract We compared survival outcomes of high-dose concomitant boost radiotherapy (HDCBRT) and conventional dose radiotherapy (CRT) for newly diagnosed glioblastoma (GB). Patients treated with intensity-modulated radiation therapy for newly diagnose
Externí odkaz:
https://doaj.org/article/5f78f7e9f735447bb92440215f620918
Autor:
Seiya Takano, Natsuo Tomita, Masanari Niwa, Akira Torii, Taiki Takaoka, Nozomi Kita, Kaoru Uchiyama, Mikiko Nakanishi-Imai, Shiho Ayakawa, Masato Iida, Yusuke Tsuzuki, Shinya Otsuka, Yoshihiko Manabe, Kento Nomura, Yasutaka Ogawa, Akifumi Miyakawa, Akihiko Miyamoto, Shinya Takemoto, Takahiro Yasui, Akio Hiwatashi
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-10 (2024)
Abstract The relationship between radiation doses and clinical relapse in patients receiving salvage radiotherapy (SRT) for biochemical recurrence (BCR) after radical prostatectomy (RP) remains unclear. We identified 292 eligible patients treated wit
Externí odkaz:
https://doaj.org/article/28e91be8b9f94b11a46ad5621eb9b775
Autor:
Taiki Takaoka, Takeshi Yanagi, Shinsei Takahashi, Yuta Shibamoto, Yuto Imai, Dai Okazaki, Masanari Niwa, Akira Torii, Nozomi Kita, Seiya Takano, Natsuo Tomita, Akio Hiwatashi
Publikováno v:
Physics and Imaging in Radiation Oncology, Vol 30, Iss , Pp 100583- (2024)
Background and Purpose: Interfractional geometrical and anatomical variations impact the accuracy of proton therapy for pancreatic cancer. This study investigated field-in-field (FIF) and simultaneous integrated boost (SIB) concepts for scanned proto
Externí odkaz:
https://doaj.org/article/76ddca99bafb4b688029aa758d46551d
Autor:
Natsuo Tomita, Naoki Hayashi, Tomoki Mizuno, Yuto Kitagawa, Keisuke Yasui, Yasunori Saito, Shuo Sudo, Seiya Takano, Nozomi Kita, Akira Torii, Masanari Niwa, Dai Okazaki, Taiki Takaoka, Daisuke Kawakita, Shinichi Iwasaki, Akio Hiwatashi
Publikováno v:
Technical Innovations & Patient Support in Radiation Oncology, Vol 28, Iss , Pp 100221- (2023)
Introduction: In this simulation study, we examined the effects of a de-escalation strategy with a reduced dose to subclinical nodal regions in patients with human papillomavirus (HPV)-associated oropharyngeal carcinoma (OPC). Methods: We created two
Externí odkaz:
https://doaj.org/article/0827ea3557a645cd90fbd9725a5667b4
Autor:
Nozomi Kita, Natsuo Tomita, Taiki Takaoka, Akane Matsuura, Dai Okazaki, Masanari Niwa, Akira Torii, Seiya Takano, Yuji Mekata, Akio Niimi, Akio Hiwatashi
Publikováno v:
Clinical and Translational Radiation Oncology, Vol 43, Iss , Pp 100683- (2023)
Background and purpose: The present study investigated the relationships between the risk of radiation-induced rib fractures (RIRF) and clinical and dosimetric factors in stereotactic body radiotherapy (SBRT) for early-stage non-small cell lung cance
Externí odkaz:
https://doaj.org/article/7cbeda44a61f42e98ad417461be7665e
Autor:
Natsuo Tomita, Hiromichi Ishiyama, Chiyoko Makita, Yukihiko Ohshima, Aiko Nagai, Fumiya Baba, Mayu Kuno, Shinya Otsuka, Takuhito Kondo, Chikao Sugie, Tatsuya Kawai, Taiki Takaoka, Dai Okazaki, Akira Torii, Masanari Niwa, Nozomi Kita, Seiya Takano, Shogo Kawakami, Masayuki Matsuo, Tomoyasu Kumano, Makoto Ito, Sou Adachi, Souichiro Abe, Takayuki Murao, Akio Hiwatashi
Publikováno v:
BMC Cancer, Vol 22, Iss 1, Pp 1-8 (2022)
Abstract Background Radiobiological daily changes within tumors are considered to be quite different between stereotactic radiotherapy (SRT) (e.g., 50 Gy in 4 fractions) and conventional radiotherapy (e.g., 60 Gy in 30 fractions). We aim to assess th
Externí odkaz:
https://doaj.org/article/16409df8bb6e4e7d9dd81fac79276979
Autor:
Nozomi Kita, Natsuo Tomita, Taiki Takaoka, Dai Okazaki, Masanari Niwa, Akira Torii, Seiya Takano, Yuji Mekata, Akio Niimi, Akio Hiwatashi
Publikováno v:
Clinical and Translational Radiation Oncology, Vol 41, Iss , Pp 100648- (2023)
Background and purpose: The present study attempted to identify risk factors for symptomatic radiation pneumonitis (RP) after stereotactic body radiotherapy (SBRT) in patients with early-stage non-small cell lung cancer (NSCLC). Materials and methods
Externí odkaz:
https://doaj.org/article/185dbac3c384486d8af2eda592e1ed3d
Autor:
Taiki Takaoka MD, PhD, Natsuo Tomita MD, PhD, Tomoki Mizuno MD, Shingo Hashimoto MD, PhD, Takahiro Tsuchiya RTT, Masashi Tomida RTT, Takeshi Yanagi MD, PhD
Publikováno v:
Technology in Cancer Research & Treatment, Vol 20 (2021)
Objective: Cognitive decline and alopecia after radiotherapy are challenging problems. We aimed to compare whole brain radiotherapy (WBRT) plans reducing radiation dose to the hippocampus and scalp between helical tomotherapy (HT) and intensity-modul
Externí odkaz:
https://doaj.org/article/fbd740828d5841df9c70ca2967098239
Autor:
Natsuo Tomita, MD, PhD, Shin-Ya Tamechika, MD, PhD, Daisuke Kawakita, MD, PhD, Kenta Saito, MD, PhD
Publikováno v:
Advances in Radiation Oncology, Vol 6, Iss 4, Pp 100695- (2021)
Externí odkaz:
https://doaj.org/article/84bdf76114c44f3ebdbee14697840658
Autor:
Tomoki Mizuno MD, Natsuo Tomita MD, PhD, Taiki Takaoka MD, PhD, Masashi Tomida RTT, Hiroshi Fukuma RTT, Takahiro Tsuchiya RTT, Yuta Shibamoto MD, PhD
Publikováno v:
Technology in Cancer Research & Treatment, Vol 20 (2021)
Objective: We compared radiotherapy plans among helical tomotherapy (HT), volumetric-modulated arc therapy (VMAT), and intensity-modulated proton therapy (IMPT) for angiosarcoma of the scalp (AS). Methods: We conducted a planning study for 19 patient
Externí odkaz:
https://doaj.org/article/bcb0abb75cb54b98975db1af10cfde6d