Issue 4/2023
Content (15 Articles)
Current status of the educational environment to acquire and maintain the professional skills of radiotherapy technology and medical physics specialists in Japan: a nationwide survey
Naoki Hayashi, Masahiko Okumura, Mitsuhiro Nakamura, Yoshitomo Ishihara, Seiichi Ota, Naoki Tohyama, Kohei Shimomura, Hiroyuki Okamoto, Hiroshi Onishi
Method for measuring noise-power spectrum independent of the effect of extracting the region of interest from a noise image
Akihiro Narita, Yuki Ohsugi, Masaki Ohkubo, Takahiro Fukaya, Kenichi Sakai, Yoshiyuki Noto
Tri- and bi-exponential diffusion analyses of the kidney: effect of respiratory-controlled acquisition on diffusion parameters
Yuki Makino, Naoki Ohno, Tosiaki Miyati, Naoki Hori, Yukihiro Matsuura, Satoshi Kobayashi, Toshifumi Gabata
The influence of image reconstruction methods on the diagnosis of pulmonary emphysema with convolutional neural network
Toshiki Takeshita, Atsushi Nambu, Masao Tago, Masaki Yorita, Mariko Ikezoe, Kentaro Nishizawa, Taiki Magome, Masayuki Sasaki
Investigation of uncertainty in internal target volume definition for lung stereotactic body radiotherapy
Daiki Nakanishi, Masataka Oita, Jun-Ichi Fukunaga, Taka-Aki Hirose, Tadamasa Yoshitake, Motoharu Sasaki
Novel method for calculating the effective dose using size-specific dose estimates conversion factors in abdomen–pelvis computed tomography
Kentaro Funashima, Shigeru Abiko, Kazuhiro Sato
Discrimination of inter-crystal scattering events by signal processing for the X'tal cube PET detector
Munetaka Nitta, Fumihiko Nishikido, Naoko Inadama, Yoshiyuki Hirano, Taiga Yamaya
Characteristics of detection accuracy of the patient setup using InBore optical patient positioning system
Yoshifumi Oku, Masahiko Toyota, Yasumasa Saigo
Development and evaluation of a novel water-based pigment marker for radiation therapy skin marking
Shinichi Nakayama, Miduki Hirose, Soichiro Kaneshige, Kenji Nakamura, Yukinori Matsuo, Hajime Monzen
Pre-acquired CT-based attenuation correction with automated headrest removal for a brain-dedicated PET system
Yuma Iwao, Go Akamatsu, Hideaki Tashima, Miwako Takahashi, Taiga Yamaya
Effect of shape of automatic dose rate control and wedge compensation filter on radiation dose in an angiography system with a flat-panel detector
Kazuya Kakuta, Shumpei Nemoto, Masamitsu Ikeda
Verification of optimal conditions for the scattering correction of 123I-FP-CIT SPECT on a single-photon emission tomography system with a two-detector whole-body cadmium–zinc–telluride semiconductor detector
Daisuke Izawa, Toshimune Ito, Hiroki Sanada, Takuma Oku, Ayaka Nakamoto, Hitoshi Hiraki
Shifting-field-of-view technique enhancing the inflow effect for identifying tumor/vessel boundaries in MRI for radiotherapy treatment planning
Yutaka Kato, Kuniyasu Okudaira, Yumiko Noguchi, Mariko Kawamura, Shunichi Ishihara, Shinji Naganawa