Ryo Yamakuni

Publications (24)

Usefulness of Model-Based Iterative Reconstruction in Brain CT as Compared With Hybrid Iterative Reconstruction.

Journal of computer assisted tomography

Avec: Hirofumi Sekino , Shiro Ishii , Daichi Kuroiwa , Hideki Fujimaki , Shigeyasu Sugawara , Hiroki Suenaga , Motoharu Hakozaki , Hirotake Watanabe , Osamu Hasegawa , Hiroshi Ito

Respiratory Displacement of the Right Adrenal Vein: Comparison of Inspiratory and Expiratory Computed Tomography With Catheter Venography.

Journal of computer assisted tomography

Avec: Junko Hara , Shiro Ishii , Hayato Tanabe , Hiroki Suenaga , Teruyuki Kono , Daichi Kuroiwa , Hirofumi Sekino , Michio Shimabukuro , Hiroshi Ito

Prognostic significance of left atrial strain combined with left ventricular strain using cardiac magnetic resonance feature tracking in patients with heart failure with preserved ejection fraction.

Heart and vessels

Avec: Masataka Katahira , Kenji Fukushima , Takatoyo Kiko , Keiichiro Endo , Akiomi Yoshihisa , Shiro Ishii , Hiroshi Ito , Yasuchika Takeishi

Integrated PET/MRI scanner with oxygen-15 labeled gases for quantification of cerebral blood flow, cerebral blood volume, cerebral oxygen extraction fraction and cerebral metabolic rate of oxygen.

Annals of nuclear medicine

Avec: Hiroshi Ito , Hitoshi Kubo , Kazuhiro Takahashi , Ken-Ichi Nishijima , Naoyuki Ukon , Ayaka Nemoto , Shigeyasu Sugawara , Masanobu Ibaraki , Shiro Ishii

Simultaneous assessment of left ventricular mechanical dyssynchrony using integrated

Journal of nuclear cardiology : official publication of the American Society of Nuclear Cardiology

Avec: Kenji Fukushima , Keiichiro Endo , Takatoyo Kiko , Hirofumi Sekino , Katsuyuki Kikori , Naoyuki Ukon , Shiro Ishii , Takayoshi Yamaki , Hiroshi Ito , Yasuchika Takeishi

Conventional versus aspiration-type needles in CT-guided biopsy for chest pathologies/lesions: A comparative study.

Current medical imaging

Avec: Hirofumi Sekino , Shiro Ishii , Hiroki Suenaga , Daichi Kuroiwa , Kenji Fukushima , Hiroshi Ito

Reduced dopamine transporter availability in drug-naive adult attention-deficit/hyperactivity disorder.

PCN reports : psychiatry and clinical neurosciences

Avec: Shuntaro Itagaki , Takashi Ohnishi , Wataru Toda , Aya Sato , Junya Matsumoto , Hiroshi Ito , Shiro Ishii , Itaru Miura , Hirooki Yabe

Evaluation of Computed Tomography Attenuation Value of Proximal Femoral Marrow to Diagnose and Differentiate Hematologic Malignancies, Myelofibrosis, and Aplastic Anemia.

Journal of computer assisted tomography

Avec: Shiro Ishii , Hiroshi Ohkawara , Yoshiki Endo , Junko Hara , Hirotoshi Hotsumi , Shigeyasu Sugawara , Hirofumi Sekino , Hiroshi Ito

Cauda equina movement during the Valsalva maneuver in two patients with Lumbar spinal canal stenosis.

Fukushima journal of medical science

Avec: Hironobu Ishikawa , Osamu Hasegawa , Hirofumi Sekino , Shiro Ishii , Koji Otani , Hiroshi Ito

Incidence of Bowel Wall Swelling Induced by Iodine-Contrast Media and Its Association With Gastrointestinal Manifestation.

Journal of computer assisted tomography

Avec: Shiro Ishii , Takao Tsuchiya , Anna Yamaki , Junko Hara , Shigeyasu Sugawara , Hirofumi Sekino , Kenji Fukushima , Hiroshi Ito

Differential centiloid scale normalization techniques: comparison between hybrid PET/MRI and independently acquired MRI.

Annals of nuclear medicine

Avec: Takenobu Murakami , Naoyuki Ukon , Takeyasu Kakamu , Wataru Toda , Kasumi Hattori , Hirofumi Sekino , Shiro Ishii , Kenji Fukushima , Hiroshi Matsuda , Yoshikazu Ugawa , Noritaka Wakasugi , Mitsunari Abe , Hiroshi Ito

Simultaneous assessment of left ventricular mechanical dyssynchrony using integrated

Journal of nuclear cardiology : official publication of the American Society of Nuclear Cardiology

Avec: Kenji Fukushima , Keiichiro Endo , Takatoyo Kiko , Hirofumi Sekino , Katsuyuki Kikori , Naoyuki Ukon , Shiro Ishii , Takayoshi Yamaki , Hiroshi Ito , Yasuchika Takeishi

Complete response of glottic cancer to intra-arterial infusion chemotherapy combined with radiotherapy: A report of 4 cases.

Radiology case reports

Avec: Hirofumi Sekino , Masakazu Ikeda , Yoshiki Endo , Masamitsu Ikeda , Shiro Ishii , Kenji Fukushima , Shigeyuki Murono , Yoshiyuki Suzuki , Hiroshi Ito

Abnormal motor cortical plasticity as a useful neurophysiological biomarker for Alzheimer's disease pathology.

Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology

Avec: Takenobu Murakami , Mitsunari Abe , Amanda Tiksnadi , Ayaka Nemoto , Miyako Futamura , Hitoshi Kubo , Naoto Kobayashi , Hiroshi Ito , Ritsuko Hanajima , Yasuhiro Hashimoto , Yoshikazu Ugawa

Impact of iodine contrast media on gamma camera-based GFR and factors affecting the difference between serum creatinine-based estimated GFR and Gate's GFR.

Nuclear medicine communications

Avec: Shiro Ishii , Shigeyasu Sugawara , Yumi Tanaka , Natsumi Kawamoto , Junko Hara , Hiroki Suenaga , Kenji Fukushima , Hiroshi Ito

Investigation of factors affecting CT attenuation and glucose metabolism of bone marrow as seen on PET/CT scans.

American journal of nuclear medicine and molecular imaging

Avec: Shiro Ishii , Shigeyasu Sugawara , Junko Hara , Yoshiki Endo , Hirotoshi Hotsumi , Mahori Hiruta , Honami Kobiyama , Yuki Yaginuma , Kenji Fukushima , Hiroshi Ito

Causes of false negatives in technetium-99 m methoxyisobutylisonitrile scintigraphy for hyperparathyroidism: influence of size and cysts in parathyroid lesions.

Annals of nuclear medicine

Avec: Shiro Ishii , Shigeyasu Sugawara , Yuuki Yaginuma , Honami Kobiyama , Mahori Hiruta , Hirotake Watanabe , Motoharu Hakozaki , Hideki Fujimaki , Hiroshi Ito

Hypertrophic Pachymeningitis Demonstrated by Whole-Body 67Ga Scintigraphy.

Clinical nuclear medicine

Avec: Shiro Ishii , Shigeyasu Sugawara , Hirofumi Sekino , Hiroshi Ito

Prognostic Value of Simultaneous Analysis with Myocardial Flow Reserve and Right Ventricular Strain by Hybrid

International heart journal

Avec: Keiichiro Endo , Takatoyo Kiko , Tomofumi Misaka , Takayoshi Yamaki , Kazuhiko Nakazato , Kenji Fukushima , Yasuchika Takeishi

Different prognostic outcomes in two cases of FDG-PET/CT-Positive and -negative cardiac angiosarcoma.

Fukushima journal of medical science

Avec: Shiro Ishii , Shoki Yamada , Junko Hara , Hiroki Suenaga , Shigeyasu Sugawara , Hirofumi Sekino , Takayoshi Yamaki , Keiichi Ishida , Yuko Hashimoto , Hiroshi Ito

Relationship between lumbar spinal stenosis and cauda equina movement during the Valsalva maneuver.

Skeletal radiology

Avec: Shiro Ishii , Takeyasu Kakamu , Hironobu Ishikawa , Hirofumi Sekino , Shinya Seino , Kenji Fukushima , Koji Otani , Hiroshi Ito

Lumbar intradural space reduction during the Valsalva maneuver observed using cine MRI and MR myelography: a single-case experimental study.

Acta neurochirurgica

Avec: Shinya Seino , Shiro Ishii , Hironobu Ishikawa , Katsuyuki Kikori , Tatsuya Ando , Takeyasu Kakamu , Kenji Fukushima , Koji Otani , Hiroshi Ito

Oxygen extraction fraction is not uniform in human brain: a positron emission tomography study.

The journal of physiological sciences : JPS

Avec: Hiroshi Ito , Masanobu Ibaraki , Motoharu Hakozaki , Naoyuki Ukon , Shiro Ishii , Kenji Fukushima , Hitoshi Kubo , Kazuhiro Takahashi

Harmonizing multisite data with the ComBat method for enhanced Parkinson's disease diagnosis via DAT-SPECT.

Frontiers in neurology

Avec: Noritaka Wakasugi , Harumasa Takano , Mitsunari Abe , Nobukatsu Sawamoto , Toshiya Murai , Toshiki Mizuno , Teruyuki Matsuoka , Hirooki Yabe , Hiroshi Matsuda , Takashi Hanakawa , Auteur inconnu

Réseau de co-auteurs

Hiroshi Ito 22 collaborations

Shiro Ishii 21 collaborations

Hirofumi Sekino 13 collaborations

Kenji Fukushima 13 collaborations

Shigeyasu Sugawara 9 collaborations

Junko Hara 6 collaborations

Hiroki Suenaga 5 collaborations

Naoyuki Ukon 5 collaborations

Takatoyo Kiko 4 collaborations

Keiichiro Endo 4 collaborations

Yasuchika Takeishi 4 collaborations

Takayoshi Yamaki 4 collaborations

Daichi Kuroiwa 3 collaborations

Motoharu Hakozaki 3 collaborations

Hitoshi Kubo 3 collaborations

Katsuyuki Kikori 3 collaborations

Yoshiki Endo 3 collaborations

Hironobu Ishikawa 3 collaborations

Koji Otani 3 collaborations

Takeyasu Kakamu 3 collaborations

Mitsunari Abe 3 collaborations

Hideki Fujimaki 2 collaborations

Hirotake Watanabe 2 collaborations

Osamu Hasegawa 2 collaborations

Kazuhiro Takahashi 2 collaborations

Ayaka Nemoto 2 collaborations

Masanobu Ibaraki 2 collaborations

Wataru Toda 2 collaborations

Hirooki Yabe 2 collaborations

Hirotoshi Hotsumi 2 collaborations

Takenobu Murakami 2 collaborations

Hiroshi Matsuda 2 collaborations

Yoshikazu Ugawa 2 collaborations

Noritaka Wakasugi 2 collaborations

Mahori Hiruta 2 collaborations

Honami Kobiyama 2 collaborations

Shinya Seino 2 collaborations

Hayato Tanabe 1 collaboration

Teruyuki Kono 1 collaboration

Michio Shimabukuro 1 collaboration

Masataka Katahira 1 collaboration

Akiomi Yoshihisa 1 collaboration

Ken-Ichi Nishijima 1 collaboration

Shuntaro Itagaki 1 collaboration

Takashi Ohnishi 1 collaboration

Aya Sato 1 collaboration

Junya Matsumoto 1 collaboration

Itaru Miura 1 collaboration

Hiroshi Ohkawara 1 collaboration

Takao Tsuchiya 1 collaboration

Anna Yamaki 1 collaboration

Kasumi Hattori 1 collaboration

Masakazu Ikeda 1 collaboration

Masamitsu Ikeda 1 collaboration

Shigeyuki Murono 1 collaboration

Yoshiyuki Suzuki 1 collaboration

Amanda Tiksnadi 1 collaboration

Miyako Futamura 1 collaboration

Naoto Kobayashi 1 collaboration

Ritsuko Hanajima 1 collaboration

Yasuhiro Hashimoto 1 collaboration

Yumi Tanaka 1 collaboration

Natsumi Kawamoto 1 collaboration

Yuki Yaginuma 1 collaboration

Yuuki Yaginuma 1 collaboration

Tomofumi Misaka 1 collaboration

Kazuhiko Nakazato 1 collaboration

Shoki Yamada 1 collaboration

Keiichi Ishida 1 collaboration

Yuko Hashimoto 1 collaboration

Tatsuya Ando 1 collaboration

Harumasa Takano 1 collaboration

Nobukatsu Sawamoto 1 collaboration

Toshiya Murai 1 collaboration

Toshiki Mizuno 1 collaboration

Teruyuki Matsuoka 1 collaboration

Takashi Hanakawa 1 collaboration

None None 1 collaboration