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Toshikazu Imae

Explore the profile of Toshikazu Imae including associated specialties, affiliations and a list of published articles. Areas
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Articles 40
Citations 206
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Recent Articles
1.
Suzuki T, Ohira S, Ogita M, Ohta T, Nozawa Y, Minamitani M, et al.
J Appl Clin Med Phys . 2025 Mar; :e70070. PMID: 40079425
Purpose: This study aims to quantify and compare the dosimetric effects of varying thicknesses of StrataXRT, a silicone-based gel, and other topical agents on the skin surface during volumetric modulated...
2.
Nakamoto T, Nawa K, Nishiyama K, Yoshida K, Saito D, Horiguchi M, et al.
Phys Med . 2024 Aug; 125:103425. PMID: 39142029
Purpose: We aimed to predict the neurological prognosis of cardiac arrest (CA) patients using quantitative imaging biomarkers extracted from brain computed tomography images. Methods: We retrospectively enrolled 86 CA patients...
3.
Ohira S, Mochizuki J, Niwa T, Endo K, Minamitani M, Yamashita H, et al.
Radiol Phys Technol . 2024 May; 17(2):458-466. PMID: 38700638
The purpose of the study is to investigate the variation in Hounsfield unit (HU) values calculated using dual-energy computed tomography (DECT) scanners. A tissue characterization phantom inserting 16 reference materials...
4.
Ohira S, Imae T, Minamitani M, Katano A, Aoki A, Ohta T, et al.
Radiol Phys Technol . 2024 Mar; 17(2):389-395. PMID: 38466497
To investigate the geometric accuracy of the radiation focal point (RFP) and cone-beam computed tomography (CBCT) over long-term periods for the ICON Leksell Gamma Knife radiosurgery system. This phantom study...
5.
Ohira S, Yamashita H, Minamitani M, Sawayanagi S, Ogita M, Imae T, et al.
J Appl Clin Med Phys . 2024 Feb; 25(6):e14294. PMID: 38319652
Purpose: To explore the potential of quantitative parameters of the hydrogel spacer distribution as predictors for separating the rectum from the planning target volume (PTV) in linear-accelerator-based stereotactic body radiotherapy...
6.
Nakamoto T, Yamashita H, Jinnouchi H, Nawa K, Imae T, Takenaka S, et al.
Phys Med . 2023 Dec; 117:103182. PMID: 38086310
Purpose: To investigate the prognostic power of cone-beam computed-tomography (CBCT)-based delta-radiomics in esophageal squamous cell cancer (ESCC) patients treated with concurrent chemoradiotherapy (CCRT). Methods: We collected data from 26 ESCC...
7.
Shimomura T, Fujiwara D, Inoue Y, Takeya A, Ohta T, Nozawa Y, et al.
Phys Med . 2023 Sep; 113:102648. PMID: 37672845
Purpose: The purpose of this study is to develop a virtual CBCT simulator with a head and neck (HN) human phantom library and to demonstrate the feasibility of elemental material...
8.
Katano A, Nozawa Y, Imae T, Yamashita H, Nakagawa K
Cureus . 2023 Mar; 15(1):e34347. PMID: 36865951
Radiation therapy plays an important role in cancer treatment along with surgery and systemic therapy. The total dose of radiation therapy is divided into small doses, and the treatment is...
9.
Ozaki S, Kaji S, Nawa K, Imae T, Aoki A, Nakamoto T, et al.
Med Phys . 2022 Mar; 49(6):3769-3782. PMID: 35315529
Purpose: In recent years, deep learning-based image processing has emerged as a valuable tool for medical imaging owing to its high performance. However, the quality of deep learning-based methods heavily...
10.
Sawayanagi S, Yamashita H, Ogita M, Takenaka R, Nozawa Y, Watanabe Y, et al.
Radiat Oncol . 2022 Feb; 17(1):41. PMID: 35197092
Background: The aim of this study was to clarify the association between intrafractional prostate shift and hydrogel spacer. Methods: Thirty-eight patients who received definitive volumetric modulated arc therapy (VMAT)-stereotactic body...