Masafumi Harada

Summary

Affiliation: The University of Tokushima
Country: Japan

Publications

  1. doi request reprint Non-invasive evaluation of the GABAergic/glutamatergic system in autistic patients observed by MEGA-editing proton MR spectroscopy using a clinical 3 tesla instrument
    Masafumi Harada
    Department of Medical Imaging, Institute of Health Biosciences, The University of Tokushima Graduate School, Tokushima, 770 8509, Japan
    J Autism Dev Disord 41:447-54. 2011
  2. doi request reprint Selection of endogenous 13C substrates for observation of intracellular metabolism using the dynamic nuclear polarization technique
    Masafumi Harada
    Department of Medical Imaging, Institute of Health Biosciences, University of Tokushima Graduate School, Tokushima, Japan
    Jpn J Radiol 28:173-9. 2010
  3. ncbi request reprint Correlation between flow-sensitive alternating inversion recovery perfusion imaging with different inversion times and cerebral flow reserve evaluated by single-photon-emission computed tomography
    Masafumi Harada
    Department of Radiologic Technology, School of Health Sciences, University of Tokushima, Tokushima, Japan
    Neuroradiology 46:649-54. 2004
  4. doi request reprint Incidence and clinical correlation of intracranial hemorrhages observed by 3-tesla gradient echo T(2)*-weighted images following intravenous thrombolysis with recombinant tissue plasminogen activator
    Masafumi Harada
    Department of Medical Imaging, Institute of Health Biosciences, University of Tokushima Graduate School, Tokushima, Japan
    Cerebrovasc Dis 29:571-5. 2010
  5. doi request reprint Measurement of variation in the human cerebral GABA level by in vivo MEGA-editing proton MR spectroscopy using a clinical 3 T instrument and its dependence on brain region and the female menstrual cycle
    Masafumi Harada
    Department of Medical Imaging, Institute of Health Biosciences, The University of Tokushima Graduate School, 3 18 15 Kuramoto cho, Tokushima, Japan
    Hum Brain Mapp 32:828-33. 2011
  6. doi request reprint Metabolite changes and gender differences in schizophrenia using 3-Tesla proton magnetic resonance spectroscopy (1H-MRS)
    Shin Ya Tayoshi
    Department of Psychiatry, Course of Integrated Brain Sciences, Medical Informatics, Institute of Health Biosciences, University of Tokushima Graduate School, Japan
    Schizophr Res 108:69-77. 2009
  7. doi request reprint GABA concentration in schizophrenia patients and the effects of antipsychotic medication: a proton magnetic resonance spectroscopy study
    Shin Ya Tayoshi
    Department of Psychiatry, Course of Integrated Brain Sciences, Medical Informatics, Institute of Health Biosciences, The University of Tokushima Graduate School, Japan
    Schizophr Res 117:83-91. 2010
  8. doi request reprint A proton magnetic resonance spectroscopic study in autism spectrum disorders: amygdala and orbito-frontal cortex
    Kenji Mori
    Department of Child Health and Nursing, Institute of Health Biosciences, The University of Tokushima Graduate School, Tokushima, Japan
    Brain Dev 35:139-45. 2013
  9. doi request reprint Decreased benzodiazepine receptor and increased GABA level in cortical tubers in tuberous sclerosis complex
    Kenji Mori
    Department of Pediatrics, Institute of Health Biosciences, University of Tokushima Graduate School, Tokushima 770 8503, Japan
    Brain Dev 34:478-86. 2012
  10. doi request reprint Ischemic findings of T2*-weighted 3-tesla MRI in acute stroke patients
    Naomi Morita
    Department of Radiology, School of Medicine, University of Tokushima, Tokushima, Japan
    Cerebrovasc Dis 26:367-75. 2008

Collaborators

Detail Information

Publications83

  1. doi request reprint Non-invasive evaluation of the GABAergic/glutamatergic system in autistic patients observed by MEGA-editing proton MR spectroscopy using a clinical 3 tesla instrument
    Masafumi Harada
    Department of Medical Imaging, Institute of Health Biosciences, The University of Tokushima Graduate School, Tokushima, 770 8509, Japan
    J Autism Dev Disord 41:447-54. 2011
    ..The [GABA]/[Glu] ratio in the FL was also significantly lower (p < 0.05) in the patients than in the normal controls, thus suggesting a possible abnormality in the regulation between GABA and Glu...
  2. doi request reprint Selection of endogenous 13C substrates for observation of intracellular metabolism using the dynamic nuclear polarization technique
    Masafumi Harada
    Department of Medical Imaging, Institute of Health Biosciences, University of Tokushima Graduate School, Tokushima, Japan
    Jpn J Radiol 28:173-9. 2010
    ..The aim of this study was to select a suitable substrate candidate for dynamic nuclear polarization (DNP) studies and demonstrate its utility for evaluating intracellular metabolism...
  3. ncbi request reprint Correlation between flow-sensitive alternating inversion recovery perfusion imaging with different inversion times and cerebral flow reserve evaluated by single-photon-emission computed tomography
    Masafumi Harada
    Department of Radiologic Technology, School of Health Sciences, University of Tokushima, Tokushima, Japan
    Neuroradiology 46:649-54. 2004
    ..A reversed linear correlation ( r=0.75) was found between SR and CFR, indicating that differences of FAIR images with changes of TI will be affected by cerebral flow reserve...
  4. doi request reprint Incidence and clinical correlation of intracranial hemorrhages observed by 3-tesla gradient echo T(2)*-weighted images following intravenous thrombolysis with recombinant tissue plasminogen activator
    Masafumi Harada
    Department of Medical Imaging, Institute of Health Biosciences, University of Tokushima Graduate School, Tokushima, Japan
    Cerebrovasc Dis 29:571-5. 2010
    ....
  5. doi request reprint Measurement of variation in the human cerebral GABA level by in vivo MEGA-editing proton MR spectroscopy using a clinical 3 T instrument and its dependence on brain region and the female menstrual cycle
    Masafumi Harada
    Department of Medical Imaging, Institute of Health Biosciences, The University of Tokushima Graduate School, 3 18 15 Kuramoto cho, Tokushima, Japan
    Hum Brain Mapp 32:828-33. 2011
    ..This technique showed the differences in the GABA levels in the GM and the region-specific decrease in the GABA levels during the women's luteal phase...
  6. doi request reprint Metabolite changes and gender differences in schizophrenia using 3-Tesla proton magnetic resonance spectroscopy (1H-MRS)
    Shin Ya Tayoshi
    Department of Psychiatry, Course of Integrated Brain Sciences, Medical Informatics, Institute of Health Biosciences, University of Tokushima Graduate School, Japan
    Schizophr Res 108:69-77. 2009
    ..These results confirmed a change in the glutamatergic system and suggested an involvement of mI in the pathophysiology of schizophrenia...
  7. doi request reprint GABA concentration in schizophrenia patients and the effects of antipsychotic medication: a proton magnetic resonance spectroscopy study
    Shin Ya Tayoshi
    Department of Psychiatry, Course of Integrated Brain Sciences, Medical Informatics, Institute of Health Biosciences, The University of Tokushima Graduate School, Japan
    Schizophr Res 117:83-91. 2010
    ..It is possible that medication effects conceal inherent differences in GABA concentrations between schizophrenia patients and healthy controls...
  8. doi request reprint A proton magnetic resonance spectroscopic study in autism spectrum disorders: amygdala and orbito-frontal cortex
    Kenji Mori
    Department of Child Health and Nursing, Institute of Health Biosciences, The University of Tokushima Graduate School, Tokushima, Japan
    Brain Dev 35:139-45. 2013
    ..These findings suggest the presence of neuronal dysfunction in the amygdala and OFC in autism. Dysfunction in the amygdala and OFC may contribute to the pathogenesis of autism...
  9. doi request reprint Decreased benzodiazepine receptor and increased GABA level in cortical tubers in tuberous sclerosis complex
    Kenji Mori
    Department of Pediatrics, Institute of Health Biosciences, University of Tokushima Graduate School, Tokushima 770 8503, Japan
    Brain Dev 34:478-86. 2012
    ....
  10. doi request reprint Ischemic findings of T2*-weighted 3-tesla MRI in acute stroke patients
    Naomi Morita
    Department of Radiology, School of Medicine, University of Tokushima, Tokushima, Japan
    Cerebrovasc Dis 26:367-75. 2008
    ..We compared ischemic findings on gradient echo-type T(2)*-weighted images at 3-tesla MRI (T(2)*WI) in patients with acute ischemia and major vessel occlusion, and stroke patients with lacunar infarction or branch atheromatous disease...
  11. doi request reprint Comparison of monophasic versus biphasic stimulation in rTMS over premotor cortex: SEP and SPECT studies
    Yuki Hosono
    Department of Neurology, Institute of Health Biosciences, The University of Tokushima Graduate School, Kuramoto, Tokushima 770 8503, Japan
    Clin Neurophysiol 119:2538-45. 2008
    ..biphasic) or frequencies (0.2Hz vs. 0.8Hz) of stimulation...
  12. doi request reprint Evaluation of the GABAergic nervous system in autistic brain: (123)I-iomazenil SPECT study
    Tatsuo Mori
    Department of Pediatrics, Institute of Health Bioscience, The University of Tokushima Graduate School, Tokushima, Japan
    Brain Dev 34:648-54. 2012
    ..We compared (123)I-IMZ SPECT abnormalities in patients who showed intellectual disturbance or focal epileptic discharge on EEG to those in patients without such findings...
  13. ncbi request reprint Function of the frontal lobe in autistic individuals: a proton magnetic resonance spectroscopic study
    Emiko Fujii
    Department of Pediatrics, Institute of Health Biosciences, University of Tokushima Graduate School, Tokushima, Japan
    J Med Invest 57:35-44. 2010
    ..In this investigation, we studied differences in chemical metabolites in certain brain regions between autistic patients and normal control subjects...
  14. doi request reprint Preliminary observations and clinical value of lipid peak in high-grade uterine sarcomas using in vivo proton MR spectroscopy
    Mayumi Takeuchi
    Department of Radiology, University of Tokushima, 3 18 15, Kuramoto Cho, Tokushima, zip 7708503, Japan
    Eur Radiol 23:2358-63. 2013
    ..To retrospectively evaluate the clinical significance of the lipid peak in in vivo proton magnetic resonance spectroscopy (MRS) for the diagnosis of high-grade uterine sarcomas...
  15. doi request reprint Brush sign on 3-T T2*-weighted MRI as a potential predictor of hemorrhagic transformation after tissue plasminogen activator therapy
    Yuka Terasawa
    From the Department of Clinical Neuroscience Y T, N Y, K F, Y I, R K, Department of Neurosurgery R M, J S, S N, and Department of Radiology M H, The University of Tokushima, Tokushima, Japan
    Stroke 45:274-6. 2014
    ..However, the clinical relevance of BS in patients with acute stroke remains unclear. We assessed the correlation between detecting BS with the development of hemorrhagic transformation after intravenous thrombolysis...
  16. doi request reprint How to manage RI venography in pre-orthopedic surgery patients
    Kaori Terazawa
    Department of Radiology, University Hospital of Tokushima, Kuramoto cho 3 18 15, Tokushima, Tokushima 770 8503, Japan
    Ann Nucl Med 24:107-13. 2010
    ..We focused on radioisotope venography (RIV) using 99mTc-macroaggregated human serum albumin, examining orthopedic patients...
  17. ncbi request reprint Relationship between FDG uptake and the pathological risk category in gastrointestinal stromal tumors
    Yoichi Otomi
    Department of Radiology, Institute of Health Biosciences, The University of Tokushima Graduate School, Kuramoto Cho, Tokushima, Japan
    J Med Invest 57:270-4. 2010
    ....
  18. ncbi request reprint Change of diffusion anisotropy in patients with acute cerebral infarction using statistical parametric analysis
    Naomi Morita
    Department of Radiology, School of Medicine, University of Tokushima, Tokushima, Japan
    Radiat Med 24:253-9. 2006
    ..We conducted statistical parametric comparison of fractional anisotropy (FA) images and quantified FA values to determine whether significant change occurs in the ischemic region...
  19. pmc Assessment of Anterior Cingulate Cortex (ACC) and Left Cerebellar Metabolism in Asperger's Syndrome with Proton Magnetic Resonance Spectroscopy (MRS)
    Aya Goji
    Department of Pediatrics, Institute of Biomedical Sciences, Tokushima University Graduate School, Tokushima, Japan
    PLoS ONE 12:e0169288. 2017
    ....
  20. doi request reprint Comparison of Brain Tumor Contrast-enhancement on T1-CUBE and 3D-SPGR Images
    Mungunkhuyag Majigsuren
    Department of Radiology, Institute of Health Biosciences, The University of Tokushima Graduate School
    Magn Reson Med Sci 15:34-40. 2016
    ....
  21. ncbi request reprint Preliminary observation of dynamic changes in alcohol concentration in the human brain with proton magnetic resonance spectroscopy on a 3T MR instrument
    Hitoshi Kubo
    Department of Medical Imaging, Institute of Health Biosciences, The University of Tokushima Graduate School
    Magn Reson Med Sci 12:235-40. 2013
    ....
  22. ncbi request reprint Reversibility of ischemic findings on 3-tesla magnetic resonance T2(*)-weighted image after recanalization
    Nobuaki Yamamoto
    Department of Neurology, Institute of Health Biosciences, The University of Tokushima Graduate School
    J Med Invest 61:190-6. 2014
    ..IVS can be a parameter of misery perfusion and an important factor to detect the patients who have an indication of treatment for recanalization...
  23. doi request reprint High gamma-aminobutyric acid level in cortical tubers in epileptic infants with tuberous sclerosis complex measured with the MEGA-editing J-difference method and a three-Tesla clinical MRI Instrument
    Masako Minato Taki
    Department of Radiology, Institute of Health Biosciences, University of Tokushima Graduate School, Tokushima 770 8503, Japan
    Neuroimage 47:1207-14. 2009
    ....
  24. doi request reprint Intra-arterial signal on arterial spin labeling perfusion MRI to identify the presence of acute middle cerebral artery occlusion
    Yoshiteru Tada
    Department of Neurosurgery, Institute of Health Biosciences, The University of Tokushima Graduate School, Tokushima, Japan
    Cerebrovasc Dis 38:191-6. 2014
    ..We compared the intra-arterial, high-intensity signal and susceptibility vessel sign in patients with symptomatic MCA occlusion and patients without major vessel occlusion...
  25. doi request reprint Predictors of neurologic deterioration in patients with small-vessel occlusion and infarcts in the territory of perforating arteries
    Nobuaki Yamamoto
    Department of Clinical Neurosciences, Institute of Health Biosciences, The University of Tokushima Graduate School, Tokushima, Japan Electronic address
    J Stroke Cerebrovasc Dis 23:2151-5. 2014
    ..It is difficult to predict neurologic deterioration in patients with small-vessel occlusion (SVO), that is, small infarcts in the territory of cerebral perforating arteries...
  26. ncbi request reprint (18)F-2-fluoro-2-deoxyglucose uptake in or adjacent to blood vessel walls
    Yoichi Otomi
    Department of Radiology, Institute of Health Bioscience, The University of Tokushima Graduate School, Tokushima, Japan
    J Med Invest 60:15-20. 2013
    ..Radiologists need to be aware of the diseases which can exhibit FDG uptake in the vessel wall for proper interpretation...
  27. ncbi request reprint Visual and semi-quantitative assessment of brain tumors using (201)Tl-SPECT
    Ayumi Nose
    Department of Radiology, Tokushima University Hospital, Tokushima, Japan
    J Med Invest 60:121-6. 2013
    ..To evaluate the usefulness of (201)Tl-SPECT in differentiating benign from malignant brain tumors...
  28. doi request reprint Preliminary observations and diagnostic value of lipid peak in ovarian thecomas/fibrothecomas using in vivo proton MR spectroscopy at 3T
    Mayumi Takeuchi
    Department of Radiology, University of Tokushima, Tokushima, Japan
    J Magn Reson Imaging 36:907-11. 2012
    ....
  29. ncbi request reprint Evaluation of initial diffusion-weighted image findings in acute stroke patients using a semiquantitative score
    Naomi Morita
    Department of Radiology, School of Medicine, University of Tokushima, Japan
    Magn Reson Med Sci 8:47-53. 2009
    ....
  30. ncbi request reprint The physiological accumulation of FDG in the muscles in relation to the side of intravenous administration
    Yoichi Otomi
    Department of Radiology, Tokushima University Hospital, Tokushima, 2 50 1 Kuramoto cho, Tokushima, 770 8503, Japan
    Jpn J Radiol . 2016
    ..The purpose of the study was to evaluate the physiological accumulation of 18F-FDG in the muscles in relation to the side of intravenous administration...
  31. doi request reprint Two-layered susceptibility vessel sign on 3-tesla T2*-weighted imaging is a predictive biomarker of stroke subtype
    Nobuaki Yamamoto
    From the Department of Clinical Neurosciences N Y, Y I, R K, Department of Neurosurgery J S, Y T, S N, and Department of Radiology M H, Institute of Health Biosciences, Tokushima University, Tokushima, Japan
    Stroke 46:269-71. 2015
    ..In patients with major vessel occlusion, the SVS was comprised 2 layers on 3T-T2*-weighted images. We assessed the efficacy of 2-layered SVS on 3T-T2*-weighted imaging scans for predicting cardioembolism...
  32. doi request reprint Age-related changes in a patient with Pelizaeus-Merzbacher disease determined by repeated 1H-magnetic resonance spectroscopy
    Tatsuo Mori
    1Department of Pediatrics, Institute of Health Bioscience, The University of Tokushima Graduate School, Tokushima, Japan
    J Child Neurol 29:283-8. 2014
    ..Furthermore, the lack of change in the choline-containing compounds concentration can be useful for differentiating Pelizaeus-Merzbacher disease from other white matter disorders. ..
  33. ncbi request reprint Reversibility of ischemic findings on 3-T T2*-weighted imaging after emergency superficial temporal artery-middle cerebral artery anastomosis in patients with progressive ischemic stroke
    Yoshiteru Tada
    Department of Neurosurgery, School of Medicine, Institute of Health Biosciences, The University of Tokushima Graduate School, Tokushima, Japan
    Neurol Med Chir (Tokyo) 50:1006-11. 2010
    ..Vascular ischemic signs detected by 3-T T(2)*-weighted MR imaging may represent a new predictor of high-risk misery perfusion, and may disappear after STA-MCA anastomosis performed in the subacute stage...
  34. ncbi request reprint Basal ganglia hyperintensity on T1-weighted imaging of a patient with central nervous system metastasis producing carcinoembryonic antigens
    Koji Fujita
    Department of Clinical Neuroscience, The University of Tokushima Graduate School, Japan
    Intern Med 52:381-3. 2013
    ..We speculate that proteins, including carcinoembryonic antigens from the adenocarcinoma cells in the basal ganglia, may have contributed to the hyperintensity observed on noncontrast T1-weighted magnetic resonance imaging...
  35. ncbi request reprint Lithium effects on brain glutamatergic and GABAergic systems of healthy volunteers as measured by proton magnetic resonance spectroscopy
    Sumiko Shibuya-Tayoshi
    Department of Psychiatry, Course of Integrated Brain Sciences, Institute of Health Bioscience, The University of Tokushima Graduate School, 3 18 15 Kuramoto, Tokushima 770 8503, Japan
    Prog Neuropsychopharmacol Biol Psychiatry 32:249-56. 2008
    ..Our finding might suggest that the decrease of Glx levels is associated with the pharmacological actions of subchronic lithium treatment...
  36. ncbi request reprint Reproducibility of metabolite concentration evaluated by intraclass correlation coefficient using clinical MR apparatus
    Hitoshi Kubo
    Department of Radiologic Techology, School of Health Sciences, University of Tokushima, Tokishima, Japan
    J Comput Assist Tomogr 27:449-53. 2003
    ....
  37. doi request reprint Serial brain imaging analysis of stroke-like episodes in MELAS
    Hiromichi Ito
    Department of Pediatrics, School of Medicine, University of Tokushima, 3 18 15, Kuramoto Cho, Tokushima 770 8503, Japan
    Brain Dev 30:483-8. 2008
    ..These results suggest that the stroke-like episodes is related to vasogenic edema, hyperperfusion, and neuronal damage. Acute oxidative phosphorylation defect may have a crucial role in the pathophysiology of stroke-like episodes...
  38. ncbi request reprint Thallium-201 chloride scintigraphy in soft tissue tumors
    Hideki Otsuka
    Department of Radiology, Institute of Health Biosciences, The University of Tokushima Graduate School, Tokushima, Japan
    J Med Invest 56:136-41. 2009
    ..We report the findings of Thallium-201 chloride ((201)TlCl) scintigraphy and consider how to use this technique to evaluate the character of soft tissue lesions...
  39. ncbi request reprint Difference of signal change by a language task on autistic patients using functional MRI
    Mayumi Takeuchi
    Department of Radiology, School of Health Sciences, The University of Tokushima School of Medicine, Tokushima, Japan
    J Med Invest 51:59-62. 2004
    ..Cerebral function with a language task was evaluated by functional magnetic resonance imaging (MRI), and the differences of activated pattern and signal changes were compared between autistic patients and normal controls...
  40. doi request reprint Difference in enhancement between spin echo and 3-dimensional fast spoiled gradient recalled acquisition in steady state magnetic resonance imaging of brain metastasis at 3-T magnetic resonance imaging
    Kaori Furutani
    Department of Radiology, School of Medicine, The University of Tokushima, Tokushima, Japan
    J Comput Assist Tomogr 32:313-9. 2008
    ..To compare the enhancement of brain metastasis between 3-dimensional fast spoiled gradient recalled acquisition in the steady state (3DFSPGR) and spin echo (SE) T1-weighted imaging at 3-T magnetic resonance imaging...
  41. ncbi request reprint Comparison of FAIR technique with different inversion times and post contrast dynamic perfusion MRI in chronic occlusive cerebrovascular disease
    Kazuhide Yoneda
    Department of Radiology, School of Medicine, University of Tokushima, 3 18 15, Kuramoto Cho, 770 8503, Tokushima, Japan
    Magn Reson Imaging 21:701-5. 2003
    ..Our study suggested that a longer TI in the FAIR technique might be more useful than a shorter TI for evaluating chronic occlusive cerebrovascular disease in the clinical setting...
  42. doi request reprint Increased (18)F-fluorodeoxyglucose accumulation in bilateral adrenal glands of the patients suffering from vasovagal reaction due to blood vessel puncture
    Yoichi Otomi
    Department of Radiology, Tokushima University Hospital, Tokushima, 2 50 1 Kuramoto cho, Tokushima, 770 8503, Japan
    Ann Nucl Med 30:501-5. 2016
    ..The purpose of the study was to evaluate the hypothesis that patients having a vasovagal reaction (VVR) after blood vessel puncture show increased FDG accumulation in bilateral adrenal glands...
  43. doi request reprint Default mode network abnormalities in children with autism spectrum disorder detected by resting-state functional magnetic resonance imaging
    Yasuhiro Funakoshi
    Department of Medical Imaging, Institute of Biomedical Sciences, University of Tokushima Graduate School
    J Med Invest 63:204-8. 2016
    ....
  44. ncbi request reprint Degenerative Changes of the Facet Joints in Adults with Lumbar Spondylolysis
    Yuichiro Goda
    Department of Orthopedics, Institute of Health Biosciences, The University of Tokushima Graduate School, Tokushima, Japan Department of Radiology, Institute of Health Biosciences, The University of Tokushima Graduate School, Tokushima, Japan
    Clin Spine Surg . 2016
    ..Radiological analysis using computed tomography (CT)...
  45. doi request reprint In vivo proton MR spectroscopy in uterine abscesses
    Mayumi Takeuchi
    Department of Radiology, University of Tokushima, Kuramoto Cho, Tokushima, Japan
    J Magn Reson Imaging 38:955-7. 2013
    ..This report describes two cases of uterine pyogenic abscesses, which showed Ac and Suc peaks on in vivo MR spectroscopy...
  46. doi request reprint Ovarian adenofibromas and cystadenofibromas: magnetic resonance imaging findings including diffusion-weighted imaging
    Mayumi Takeuchi
    Department of Radiology, University of Tokushima, Tokushima, Japan
    Acta Radiol 54:231-6. 2013
    ..Ovarian adenofibromas (AF) and cystadenofibromas (CAF) belong to the surface epithelial-stromal tumors, and may appear as solid, or solid and cystic masses mimicking ovarian cancers...
  47. doi request reprint Preliminary observations and clinical value of N-acetyl resonances in ovarian tumours using in-vivo proton MR spectroscopy at 3T
    Mayumi Takeuchi
    Department of Radiology, University of Tokushima, 3 18 15, Kuramoto Cho, Tokushima 7708503, Japan
    Eur Radiol 21:2640-6. 2011
    ..To retrospectively evaluate the clinical significance of N-acetyl resonances at 2 ppm in in-vivo proton magnetic resonance (MR) spectroscopy for distinguishing mucinous and non-mucinous tumours in patients with ovarian masses...
  48. ncbi request reprint Magnetic resonance imaging and spectroscopy in a patient with treated methylmalonic acidemia
    Mayumi Takeuchi
    Department of Radiology, University of Tokushima, 3 18 15 Kuramoto cho, Tokushima, Japan
    J Comput Assist Tomogr 27:547-51. 2003
    ..MRI and proton MRS may serve as a suitable, noninvasive modality for monitoring treated MMA...
  49. ncbi request reprint Proton magnetic resonance spectroscopy reveals an abnormality in the anterior cingulate of a subgroup of obsessive-compulsive disorder patients
    Satsuki Sumitani
    Department of Psychiatry, Institute of Health Biosciences, University of Tokushima Graduate School, 18 15 Kuramoto cho 3, Tokushima 770 8503, Japan
    Psychiatry Res 154:85-92. 2007
    ..Our results suggest that a subgroup of OCD patients who respond to an SSRI with an atypical antipsychotic have distinct biological abnormalities in the anterior cingulate...
  50. ncbi request reprint Diffusion-weighted in vivo localized proton MR spectroscopy of human cerebral ischemia and tumor
    Masafumi Harada
    Department of Radiology, University of Tokushima, Tokushima, Japan
    NMR Biomed 15:69-74. 2002
    ..These results indicate that metabolite diffusion data can be used to reveal changes in the intracellular environment depending on the pathological status...
  51. ncbi request reprint Hemodynamic changes with liver fibrosis measured by dynamic contrast-enhanced MRI in the rat
    Hitoshi Kubo
    Department of Radiologic Technology, School of Health Sciences, The University of Tokushima, Japan
    Magn Reson Med Sci 5:65-71. 2006
    ..To evaluate the hemodynamic changes of liver cirrhosis in the rat and investigate the relationship between hemodynamic changes and properties of fibrotic change in the liver...
  52. doi request reprint Comparison of 3.0-and 1.5-tesla diffusion-weighted imaging in the visibility of breast cancer
    Aoi Matsuoka
    Nishitani Department of Radiology, School of Medicine, The University of Tokushima, 3 18 15 Kuramoto cho, Tokushima 770 8509, Japan
    Radiat Med 26:15-20. 2008
    ..The aim of this study was to compare diffusion-weighted imaging (DWI) at 3.0 T and 1.5 T by evaluating the apparent diffusion coefficient (ADC) value and visibility of breast cancer in the same patients...
  53. doi request reprint Differentiation of benign and malignant uterine corpus tumors by using proton MR spectroscopy at 3T: preliminary study
    Mayumi Takeuchi
    Department of Radiology, University of Tokushima, 3 18 15, Kuramoto Cho, zip 7708503 Tokushima, Japan
    Eur Radiol 21:850-6. 2011
    ..To retrospectively evaluate the diagnostic ability of magnetic resonance (MR) spectroscopy for distinguishing benign and malignant lesions in patients with uterine corpus tumours at MR imaging...
  54. ncbi request reprint Can diffusion- and perfusion-weighted magnetic resonance imaging evaluate the efficacy of acute thrombolysis in patients with internal carotid artery or middle cerebral artery occlusion?
    Masaaki Uno
    Department of Neurological Surgery, School of Medicine, University of Tokushima, 3 18 15 Kuramoto cho, Tokushima 770 8503, Japan
    Neurosurgery 50:28-34; discussion 34-5. 2002
    ..Combined pre- and posttreatment DWI and PWI studies were used to assess the efficacy of intra-arterial thrombolysis...
  55. doi request reprint Fractional anisotropy in the supplementary motor area correlates with disease duration and severity of amyotrophic lateral sclerosis
    Wataru Sako
    Department of Clinical Neuroscience, Institute of Biomedical Sciences, Tokushima University Graduate School, Tokushima, 770 8503, Japan
    Neurol Sci 37:573-7. 2016
    ..59, p = 0.025; disease duration, rho = -0.69, p = 0.006). The present finding suggested the possibility that the abnormality in motor-related region including SMA could be a candidate for a biomarker to track disease progression. ..
  56. ncbi request reprint Usefulness of transcatheter arterial embolization prior to excision of hypervascular musculoskeletal tumors
    Seiji Iwamoto
    Department of Radiology, The University of Tokushima, Tokushima, Japan
    J Med Invest 59:284-8. 2012
    ..01). Our results show that arterial embolization prior to resection of hypervascular musculoskeletal tumors reduces the amount of bleeding during surgery and contributes to patient safety...
  57. doi request reprint Frequency of emerging positive diffusion-weighted imaging in early repeat examinations at least 24 h after transient ischemic attacks
    Naomi Morita
    Department of Radiology, Tokushima University Hospital, Tokushima 770 8503, Japan
    Neuroradiology 55:399-403. 2013
    ..The purpose of our study was to evaluate the appearance of diffusion-weighted imaging (DWI) lesions during follow-up examinations of patients with TIA or minor stroke without initial DWI lesions...
  58. ncbi request reprint [Comparison of 3 Tesla whole heart coronary MRA (WHCA) with 1.5 Tesla]
    Kosuke Ohyama
    Graduate School of Health Sciences, University of Tokushima, Department of Medical Imaging
    Nihon Hoshasen Gijutsu Gakkai Zasshi 64:1540-6. 2008
    ..5T, but just 63% at 3T owing to SAR limits. Thus it was suggested that 3T WHCA might be feasible with the advantage of high depiction ability, if adequate SAR reduction techniques were developed...
  59. ncbi request reprint Magnetic resonance imaging and proton MR spectroscopy of the brain in a patient with carbohydrate-deficient glycoprotein syndrome type I
    Mayumi Takeuchi
    Department of Radiology, School of Medicine, University of Tokushima, Tokushima, Japan
    J Magn Reson Imaging 17:722-5. 2003
    ..In the parietal lobe, there was an increased concentration of Glx, possibly reflecting dysfunction caused by liver injury...
  60. doi request reprint Transient left temporal lobe lesion in Menkes disease may influence the generation of tonic spasms
    Hiromichi Ito
    Department of Pediatrics, School of Medicine, University of Tokushima, Japan
    Brain Dev 33:345-8. 2011
    ..In this case, the clinical course and ictal EEG suggested that epileptic activity from the left temporal lobe lesion may have given rise to tonic spasms...
  61. ncbi request reprint Twisted atrioventricular valves in double inlet left ventricle
    Kazuhiro Mori
    Department of Pediatrics, School of Medicine, University of Tokushima, Tokushima City, Japan
    Cardiol Young 12:401-3. 2002
    ....
  62. ncbi request reprint Clinical Application of MR Spectroscopy and Imaging of Brain Tumor
    Naomi Morita
    Department of Radiology, Tokushima University Hospital
    Magn Reson Med Sci 9:167-75. 2010
    ..We show clinical applications of advanced imaging techniques, combined MRS, for brain tumor...
  63. doi request reprint Operator-bias-free comparison of quantitative perfusion maps acquired with pulsed-continuous arterial spin labeling and single-photon-emission computed tomography
    Takashi Iwanaga
    Department of Medical Imaging, Institute of Health Biosciences, The University of Tokushima Graduate School
    Magn Reson Med Sci 13:239-49. 2014
    ....
  64. doi request reprint Brain and liver iron accumulation in aceruloplasminemia
    Koji Fujita
    From the Department of Clinical Neuroscience K F, Y O, Y I, R K and Radiology M H, Institute of Health Biosciences, The University of Tokushima Graduate School, Tokushima, Japan and the First Department of Medicine S K, H M, Hamamatsu University School of Medicine, Hamamatsu, Japan
    Neurology 81:2145-6. 2013
    ..W858X) in the ceruloplasmin gene, confirming the diagnosis of aceruloplasminemia.(1) This case highlights the importance of T2*-weighted MRI in diagnosing aceruloplasminemia, even in patients with minimal neurologic symptoms. ..
  65. pmc Gender disparities in the association between epicardial adipose tissue volume and coronary atherosclerosis: a 3-dimensional cardiac computed tomography imaging study in Japanese subjects
    Munkhbaatar Dagvasumberel
    Department of Cardiovascular Medicine, The University of Tokushima Graduate School of Health Biosciences, Tokushima, Japan
    Cardiovasc Diabetol 11:106. 2012
    ..In this study, we explored gender disparities in EAT volume (EATV) and its impact on coronary atherosclerosis...
  66. ncbi request reprint A case of von Recklinghausen's disease with coincident malignant peripheral nerve sheath tumor and gastrointestinal stromal tumor
    Yoichi Otomi
    Department of Radiology, Institute of Health Biosciences, The University of Tokushima Graduate School, Japan
    J Med Invest 56:76-9. 2009
    ..Therefore, vRd patients need to have periodical examinations including PET/CT. We present a rare case of a patient with vRd with a MPNST of the left femur and coincidental GIST of the small intestine. February, 2009...
  67. ncbi request reprint Regional changes of fractional anisotropy with normal aging using statistical parametric mapping (SPM)
    Kaori Furutani
    Department of Radiology, Institute of Health Biosciences, The University of Tokushima Graduate School, Tokushima, Japan
    J Med Invest 52:186-90. 2005
    ..DTI is generally evaluated by the region of interest (ROI) methodology. In this study, we applied a statistical way using Statistical Parametric Mapping (SPM) to assess normal aging by DTI and compared results of these two methods...
  68. ncbi request reprint Effect of repetitive transcranial magnetic stimulation applied over the premotor cortex on somatosensory-evoked potentials and regional cerebral blood flow
    Ryo Urushihara
    Department of Clinical Neuroscience, Institute of Health Biosciences, The University of Tokushima Graduate School, Kuramoto, Tokushima 770 8503, Japan
    Neuroimage 31:699-709. 2006
    ..2 Hz rTMS over PMC in all the 9 subjects. Regional cerebral blood flow showed significant increases mainly in PMC and prefrontal cortex, indicating the involvement of these cortical areas in sensory input gating for motor control...
  69. doi request reprint Susceptibility-weighted MRI of extra-ovarian endometriosis: preliminary results
    Mayumi Takeuchi
    Department of Radiology, University of Tokushima, 3 18 15, Kuramoto Cho, Tokushima, 7708503, Japan
    Abdom Imaging 40:2512-6. 2015
    ..Detection of blood products within a lesion may be suggestive of its endometriotic nature. We present a descriptive study of MR imaging findings that include susceptibility-weighted imaging (SWI) for patients with EOE...
  70. doi request reprint MR manifestations of uterine polypoid adenomyoma
    Mayumi Takeuchi
    Department of Radiology, University of Tokushima, 3 18 15, Kuramoto Cho, Tokushima, 7708503, Japan
    Abdom Imaging 40:480-7. 2015
    ..PA should be differentiated from atypical polypoid adenomyoma or malignant uterine tumors. The purpose of our case series is to evaluate magnetic resonance (MR) manifestations of PA for the differential diagnosis...
  71. ncbi request reprint [Evaluation of optimal parameters for non-contrast-enhanced non-breath-holding pulmonary artery MRA using 3D-FSE imaging with variable flip angle echo trains]
    Hitoshi Kubo
    Department of Radiology, Institute of Health Biosciences, The University of Tokushima Graduate School
    Nihon Hoshasen Gijutsu Gakkai Zasshi 70:1243-9. 2014
    ..The aim of this study was to find the optimal acquisition parameters of non-contrast-enhanced non-breath-holding pulmonary artery MRA using 3D-FSE imaging with variable flip angle echo trains...
  72. ncbi request reprint Longitudinal monitoring with multiple MR techniques in a case of progressive multifocal leukoencephalopathy associated with multiple myeloma
    Majigsuren Mungunkhuyag
    Department of Radiology, Institute of Health Biosciences, The University of Tokushima Graduate School
    Magn Reson Med Sci 13:55-9. 2014
    ..The utility of multi-modal magnetic resonance techniques for longitudinal monitoring was indicated by their reevaluation over time and consideration of their relation to prognosis. ..
  73. ncbi request reprint The impact of self-shielded cyclotron operation on small-animal PET/CT equipment installed nearby, on the floor just above
    Hitoshi Kubo
    Departments of Medical Imaging, Institute of Health Biosciences, The University of Tokushima Graduate School
    J Med Invest 61:46-52. 2014
    ..The purpose of this study was to evaluate the impact of a cyclotron on small-animal PET equipment installed directly above the cyclotron...
  74. doi request reprint Vestibular and cochlear neuritis in patients with Ramsay Hunt syndrome: a Gd-enhanced MRI study
    Hidetaka Iwasaki
    Department of Otolaryngology, Institute of Health Biosciences, University of Tokushima Graduate School, Japan
    Acta Otolaryngol 133:373-7. 2013
    ..Refractory hearing loss in patients with Ramsay Hunt syndrome may be due to cochlear neuritis following the spread of VZV...
  75. ncbi request reprint New trend of MRI diagnosis based on the function and metabolism in the central nervous system
    Masafumi Harada
    Department of Radiologic Technology, School of Health Sciences, The University of Tokushima
    J Med Invest 53:199-203. 2006
    ..Furthermore, the new techniques, which can measure important metabolites in small amount such as neurotransmitters, was developed using a high signal to noise ratio and frequency resolution, which are advantages of 3T...
  76. ncbi request reprint Detection of coronary arterial microvascular disorders using (99m)Tc-tetrofosmin uptake increase during exercise and coronary blood flow velocity patterns obtained by magnetic resonance imaging
    Kanji Kusunoki
    Department of Digestive and Cardiovascular Medicine Second Department of Internal Medicine, School of Medicine, University of Tokushima, 2 50 Kuramoto cho, Tokushima 770 8503, Japan
    Heart Vessels 19:1-7. 2004
    ....
  77. ncbi request reprint [Neuroradiological study of a possible progressive multifocal leukoencephalopathy using diffusion tensor imaging and proton magnetic resonance spectroscopy]
    Naoko Matsui
    Department of Neurology, School of Medicine, Tokushima University
    Rinsho Shinkeigaku 46:555-60. 2006
    ..The change of these chemical markers correlated with her clinical course. We conclude that the approach of diffusion tensor imaging (DTI) and 1H-MRS are useful for evaluating neuropathologic observations and clinical course...
  78. ncbi request reprint Evaluation of cerebral blood flow reserve in patients with cerebrovascular disease by SPECT using technetium-99m-L, L-ethyl cysteinate dimer
    Ayuko Hori
    Department of Radiology, The University of Tokushima School of Medicine, Japan
    J Med Invest 49:134-41. 2002
    ..This noninvasive method was also considered to be useful in evaluating the change in the hemodynamic reserve in cerebrovascular disease...
  79. ncbi request reprint Brain abscess and glioblastoma identified by combined proton magnetic resonance spectroscopy and diffusion-weighted magnetic resonance imaging--two case reports
    Mami Nakaiso
    Department of Neurosurgery, School of Medicine, The University of Tokushima, Japan
    Neurol Med Chir (Tokyo) 42:346-8. 2002
    ..DWI sometimes shows glioblastoma as a hyperintense lesion, but 1H-MRS reveals markedly increased lactate and decreased N-acetyl-aspartate. Combined DWI and 1H-MRS findings can distinguish brain abscess and glioblastoma...
  80. ncbi request reprint Cerebral hyperperfusion in a patient with eclampsia with perfusion-weighted magnetic resonance imaging
    Mayumi Takeuchi
    Department of Radiology, The University of Tokushima School of Medicine 3GE Yokogawa Medical Co Ltd, Tokushima 770 8503, Japan
    Radiat Med 23:376-9. 2005
    ..The FAIR method is considered a useful technique for perfusion-weighted MRI, especially useful to evaluate the cerebral perfusion of emergency patients such as those with eclampsia...
  81. ncbi request reprint [Case of methotrexate encephalopathy: findings on diffusion tensor image and correlation with clinical outcome]
    Yuka Terasawa
    Department of Neurology, Tokushima University, Graduate School of Medicine
    Rinsho Shinkeigaku 47:79-84. 2007
    ..Early detection of MTX white matter injury by DT image has the potential to alert the oncologist and neurologist to this event and provide a technique by which treatment of neurotoxicity can be monitored...
  82. ncbi request reprint Myocardial perfusion magnetic resonance imaging for diagnosing coronary arterial stenosis
    Manabu Kinoshita
    Division of Cardiology, Kagawa Prefectural Shirotori Hospital, Matsubara, Okawa gun 769 2788, Japan
    Jpn Heart J 44:323-34. 2003
    ..The present study shows that visual and SITC evaluations of myocardial perfusion MR images may be useful for clinically evaluating the severity of coronary stenosis...
  83. ncbi request reprint Structure and photochemical properties of (mu-alkoxo)bis(mu-carboxylato)diruthenium complexes with naphthylacetate ligands
    Misaki Nakai
    Division of Material Science, Graduate School of Humanities and Sciences, Nara Women s University, Kitauoyanishimachi, Nara 630 8506, Japan
    Inorg Chem 45:3048-56. 2006
    ..The different excimer ratio between 1 and 2 suggested that the excimer formation is affected by the conformation of the naphthyl moieties in the diruthenium(III) complexes...