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  1. No Access

    Article

    Proton magnetic resonance spectroscopy findings of hemangioblastoma

    We report a case of proton magnetic resonance spectroscopy (MRS) of hemangioblastoma in a 56-yearold man with a history of hyperlipidemia who was suffering from an equilibrium disorder. Proton MRS revealed a h...

    Tomonori Isobe, Tetsuya Yamamoto, Hiroyoshi Akutsu… in Japanese Journal of Radiology (2010)

  2. No Access

    Article

    Absolute choline concentration measured by quantitative proton MR spectroscopy correlates with cell density in meningioma

    This study was aimed to investigate the relationship between quantitative proton magnetic resonance spectroscopy (1H-MRS) and pathological changes in meningioma.

    Qiang Yue, Yasushi Shibata, Tomonori Isobe, Izumi Anno, Hiraku Kawamura… in Neuroradiology (2009)

  3. No Access

    Article

    New observations concerning the interpretation of magnetic resonance spectroscopy of meningioma

    This study was aimed to clarify some ambiguities in the interpretation of proton magnetic resonance spectroscopy (1H-MRS) of meningiomas. The cases of 31 meningioma patients (27 benign and 4 nonbenign meningio...

    Qiang Yue, Tomonori Isobe, Yasushi Shibata, Izumi Anno… in European Radiology (2008)

  4. No Access

    Article

    Proton magnetic resonance spectroscopy and 201Thallium-, 99m Technetium methoxyisobutylisonitrile single photon emission computed tomography findings of a patient with choroid plexus papilloma

    Yasushi Shibata, Wataru Katayama, Hiraku Kawamura, Izumi Anno… in Neuroradiology (2008)

  5. No Access

    Article

    A Modified Metallic Coil Embolization Technique for Pulmonary Arteriovenous Malformations Using Coil Anchors and Occlusion Balloon Catheters

    To evaluate the feasibility and efficacy of a modified metallic coil embolization technique for pulmonary arteriovenous malformations (PAVMs) using coil anchors and occlusion balloon catheters.

    Kensaku Mori, Masanari Shiigai… in CardioVascular and Interventional Radiology (2008)

  6. No Access

    Article

    Multifocal peripheral nerve involvement associated with multiple myeloma

    Infiltration of myeloma cells along the peripheral nerve is extremely rare, while multiple myeloma occasionally infiltrates the central nervous system. We present details of a patient in whom multiple myeloma ...

    Yoshikazu Okamoto, Manabu Minami, Eriko Tohno, Izumi Anno… in Skeletal Radiology (2007)

  7. No Access

    Article

    Splenic Artery Aneurysm of the Anomalous Splenomesenteric Trunk: Successful Treatment by Transcatheter Embolization Using Detachable Coils

    A splenomesenteric trunk, which involves replacing the splenic artery from the superior mesenteric artery (SMA), is rare and occurs in less than 1% of patients. We report a case of an aneurysm involving the or...

    Motohiro Sato, Izumi Anno… in CardioVascular and Interventional Radiology (2006)

  8. No Access

    Article

    Nondestructive evaluation of blood flow in a dialyzer using X-ray computed tomography

    It is very important to observe the concentrations and flow patterns of blood through a dialyzer to evaluate its function and to obtain the most appropriate design. We established a visualization method for th...

    Yoshitada Sakai, Shigehisa Wada, Hiroshi Matsumoto… in Journal of Artificial Organs (2003)

  9. No Access

    Article

    MR microscopy of articular cartilage at 1.5 T: orientation and site dependence of laminar structures

    Abstract

    Hiroshi Yoshioka, Tomoyuki Haishi, Takaaki Uematsu, Yoshimasa Matsuda… in Skeletal Radiology (2002)

  10. No Access

    Article

    Leptomeningeal angiomatosis accompanied by hair follicle nevus

    A 5-day-old male infant with leptomeningeal angiomatosis accompanied by hair follicle nevus and congenital alopecia is reported. Admitted for frequent left hemiconvulsions, he had three small papular lesions ...

    Yusuke Okada, K. Hamano, Nobuaki Iwasaki, Shigeruko Iijima… in Child's Nervous System (1998)

  11. No Access

    Chapter and Conference Paper

    Iodine-Filter Imaging System for Subtraction Angiography and Its Improvement by Fluorescent-Screen Harpicon Detector

    Our initial studies in animal experiments using K-edge energy subtraction transvenous coronary angiography at the Photon Factory were undertaken using an iodine filter for energy switching combined with an X-r...

    Keiji Umetani, Tohoru Takeda, Hironori Ueki… in Medical Applications of Synchrotron Radiat… (1998)

  12. No Access

    Article

    Control of the rate of phosphocreatine resynthesis after exercise in trained and untrained human quadriceps muscles

    We examined the effect of differences in exercise intensity on the time constant (t c) of phosphocreatine (PCr) resynthesis after exercise and the relationships betweent c and maximal oxygen uptake (VO2max) in en...

    Hideyuki Takahashi, Mitsuharu Inaki… in European Journal of Applied Physiology and… (1995)

  13. No Access

    Article

    Changes in magnetic resonance images in human skeletal muscle after eccentric exercise

    To investigate the time-course of changes in transverse relaxation time (T2) and cross-sectional area (CSA) of the quadriceps muscle after a single session of eccentric exercise, magnetic resonance imaging was pe...

    Hideyuki Takahashi, Shin-ya Kuno… in European Journal of Applied Physiology and… (1994)

  14. No Access

    Article

    Effect of strength training on the relationship between magnetic resonance relaxation time and muscle fibre composition

    The effect of muscle hypertrophy on the relationship between magnetic resonance (MR) relaxation time and muscle fibre composition was investigated. Relaxation time and muscle fibre composition were measured in...

    Shin-ya Kuno, Shigeru Katsuta… in European Journal of Applied Physiology and… (1990)