Research Topics
| Taishiro ChikamoriSummaryAffiliation: Tokyo Medical University Country: Japan Publications
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Detail Information
Publications
Diagnostic performance of a semiconductor gamma-camera system as studied by multicenter registryTaishiro Chikamori
Department of Cardiology, Tokyo Medical University, Tokyo, Japan Electronic address
J Cardiol 69:449-455. 2017..Despite the introduction of the novel cadmium-zinc-telluride (CZT) single-photon emission computed tomography (SPECT) in Japan; its diagnostic value in clinical practice remains largely unknown...
Diagnostic and prognostic value of BMIPP imagingTaishiro Chikamori
Department of Cardiology, Tokyo Medical University, Shinjuku ku, Tokyo
J Nucl Cardiol 14:111-25. 2007- Prognostic value of I-123 15-(p-iodophenyl)-3-(R,S) methylpentadecanoic acid myocardial imaging in patients with known or suspected coronary artery diseaseTaishiro Chikamori
Second Department of Internal Medicine, Tokyo Medical University, 6 7 1 Nishi shinjuku, Shinjuku ku, Tokyo 160 0023, Japan
J Nucl Cardiol 12:172-8. 2005.... - Comparative impact of scintigraphic parameters and B-type natriuretic peptide for the prediction of major cardiac events in the QGS-prognostic value in the elderly (Q-PROVE) studyYuko Igarashi
Department of Cardiology, Tokyo Medical University, Tokyo, Japan
Circ J 73:1655-60. 2009..Although B-type natriuretic peptide (BNP) has emerged as an important predictor for cardiac events, its effect on scintigraphic parameters is unknown... - Prevalence of coronary heart disease in patients with aortic aneurysm and/or peripheral artery diseaseKenichi Hirose
Department of Cardiology, Tokyo Medical University, Tokyo, Japan
Am J Cardiol 103:1215-20. 2009..Thus, cardiac evaluation was particularly important in patients with combined AA and PAD... - Differential effects comparing exercise and pharmacologic stress on left ventricular function using gated Tc-99m sestamibi SPECTYuka Ohtaki
Department of Cardiology, Tokyo Medical University, 6 7 1 Nishi shinjuku, Shinjuku ku, Tokyo, Japan
Ann Nucl Med 22:185-90. 2008..Although post-ischemic stunning has emerged as an important marker for severe coronary artery disease (CAD), differences in stress methods may have different effects on left ventricular (LV) volumes and function... - Postischemic myocardial stunning is superior to transient ischemic dilation for detecting multivessel coronary artery diseaseSatoshi Hida
Department of Cardiology, Tokyo Medical University, Japan
Circ J 76:430-8. 2012.... - The role of 123I-metaiodobenzylguanidine myocardial scintigraphy in the diagnosis of Lewy body disease in patients with dementia in a memory clinicHaruo Hanyu
Department of Geriatric Medicine, Tokyo Medical University, Tokyo, Japan
Dement Geriatr Cogn Disord 22:379-84. 2006..The scintigraphy may provide a valuable and adjunctive method in the diagnosis of Lewy body disease and a differential diagnostic tool for patients with dementias... - The diagnostic utility of the Heston index in gated SPECT to detect multi-vessel coronary artery diseaseHirokazu Tanaka
Department of Cardiology, Tokyo Medical University, Tokyo, Japan
J Cardiol 51:42-9. 2008..Accordingly, we sought to evaluate the diagnostic utility of Heston index to detect multi-vessel CAD... - Diagnostic value of simultaneous brachial and ankle blood pressure measurements for the extent and severity of coronary artery disease as assessed by myocardial perfusion imagingYuko Igarashi
Second Department of Internal Medicine, Tokyo Medical University, Japan
Circ J 69:237-42. 2005..Although the simultaneous measurement of brachial and ankle blood pressure is a simple method of evaluating atherosclerosis, its diagnostic value for coronary artery disease (CAD) is undetermined... - Important parameters in the detection of left main trunk disease using stress myocardial perfusion imagingChie Shiba
Department of Cardiology, Tokyo Medical University, Shinjuku ku, Tokyo, Japan
J Cardiol 53:43-52. 2009..We sought noninvasively to diagnose left main trunk (LMT) disease using myocardial perfusion imaging (MPI)... - Clinical significance of inter-arm pressure difference and ankle-brachial pressure index in patients with suspected coronary artery diseaseYuko Igarashi
Department of Cardiology, Tokyo Medical University, Tokyo
J Cardiol 50:281-9. 2007..Although measuring blood pressure at the bilateral brachia is common in medical practice, its clinical significance in patients with suspected coronary artery disease (CAD) has not been fully clarified... - A flow-limiting stenosis is the major determinant of exercise-induced myocardial stunning in patients with coronary artery diseaseHirokazu Tanaka
Department of Cardiology, Tokyo Medical University, 6 7 1 Nishi shinjuku, Shinjuku ku, Tokyo 160 0023, Japan
J Cardiol 55:337-44. 2010..Although stress-induced myocardial stunning often develops after exercise testing, determinants of this phenomenon have not been evaluated... - Diagnostic value of left ventricular function after adenosine triphosphate loading and at rest in the detection of multi-vessel coronary artery disease using myocardial perfusion imagingSatoshi Hida
Department of Cardiology, Tokyo Medical University, 6 7 1 Nishi shinjuku, Shinjuku ku, Tokyo, 160 0023, Japan
J Nucl Cardiol 16:20-7. 2009.... - Diagnostic significance of positive I-123 BMIPP despite negative stress Tl-201 myocardial imaging in patients with suspected coronary artery diseaseTsuguhisa Hatano
Department of Internal Medicine II, Tokyo Medical University, 6 7 1 Nishi shinjuku, Shinjuku ku, Tokyo 160 0023, Japan
Circ J 70:184-9. 2006..However, little attention has been paid to reverse discordance (ie, positive BMIPP despite negative stress (201)Tl)... - Correlation between myocardial uptake of technetium-99m-sestamibi and pressure-derived myocardial fractional flow reserveTakayuki Morishima
Department of Internal Medicine II, Tokyo Medical University, Nishi Shinjuku 6 7 1, Shinjuku ku, Tokyo 160 0023
J Cardiol 43:155-63. 2004..Development of the coronary pressure wire has facilitated the measurement of fractional flow reserve (FFR) to assess the functional severity of coronary artery stenoses... - Comparison of post-exercise and post-vasodilator stress myocardial stunning as assessed by electrocardiogram-gated single-photon emission computed tomographyHirokazu Tanaka
Department of Internal Medicine II Cardiology, Tokyo Medical University, Tokyo, Japan
Circ J 69:1338-45. 2005.... - Reliability of pressure-derived myocardial fractional flow reserve in assessing coronary artery stenosis in patients with previous myocardial infarctionYasuhiro Usui
Department of Internal Medicine II, Tokyo Medical University, 6 7 1 Nishi shinjuku, Shinjuku ku, Tokyo 160 0023, Japan
Am J Cardiol 92:699-702. 2003..In addition, a receiver-operating characteristic curve analysis revealed that the best predictability of FFR for myocardial ischemia was between 0.74 and 0.76, regardless of the presence or absence of MI... - Clinical characteristics in patients showing ischemic electrocardiographic changes during adenosine triphosphate loading single-photon emission computed tomographyYuka Ohtaki
Department of Cardiology, Tokyo Medical University, 6 7 1 Nishi shinjuku, Shinjuku ku, Tokyo, 160 0023, Japan
J Cardiol 55:370-6. 2010.... - Quantitative gated single-photon emission computed tomography with (99m)Tc sestamibi predicts major cardiac events in elderly patients with known or suspected coronary artery disease: the QGS-Prognostic Value in the Elderly (Q-PROVE) StudyTadashi Nagao
Department of Cardiology, Tokyo Medical University, Tokyo, Japan
Circ J 71:1029-34. 2007.... - Application of pressure-derived myocardial fractional flow reserve in assessing the functional severity of coronary artery stenosis in patients with diabetes mellitusHidefumi Yanagisawa
Second Department of Internal Medicine, Tokyo Medical University, 6 7 1 Nishi Shinjuku ku, Shinjuku ku, Tokyo 160 0023, Japan
Circ J 68:993-8. 2004.... - Diagnostic value of left ventricular dyssynchrony after exercise and at rest in the detection of multivessel coronary artery disease on single-photon emission computed tomographySatoshi Hida
Department of Cardiology, Tokyo Medical University, Tokyo, Japan
Circ J 76:1942-52. 2012.... - Diagnostic value of left ventricular function after stress and at rest in the detection of multivessel coronary artery disease as assessed by electrocardiogram-gated SPECTSatoshi Hida
Department of Cardiology, Tokyo Medical University, Shinjuku ku, Tokyo, Japan
J Nucl Cardiol 14:68-74. 2007..Although transient left ventricular (LV) dilation is a well-known marker for extensive coronary artery disease (CAD), few studies have performed quantitative analysis of LV function after stress and at rest to detect extensive CAD... - Sex-specific approach to gated SPECT volumetric analysis after stress and at rest to detect high-risk coronary artery diseaseSatoshi Hida
Department of Cardiology, Tokyo Medical University, Tokyo, Japan
Nucl Med Commun 31:800-6. 2010..To determine the role of quantitative analysis of poststress and resting left ventricular function using sex-specific criteria to detect high-risk coronary artery disease (CAD) as defined by the Duke CAD Prognostic Index... - Value of pharmacologic stress myocardial perfusion imaging for preoperative risk stratification for aortic surgeryKatsufumi Harafuji
Department of Internal Medicine II, Tokyo Medical University, Japan
Circ J 69:558-63. 2005..Aortic surgery is an invasive, high-risk noncardiac procedure and the patients who require it have a high prevalence of coronary artery disease. Therefore, preoperative risk stratification for this subset is essential... - Usefulness of phase analysis to differentiate ischemic and non-ischemic etiologies of left ventricular systolic dysfunction in patients with heart failureYuko Igarashi
Department of Cardiology, Tokyo Medical University
Circ J 78:141-50. 2014..We evaluated the usefulness of LV mechanical dyssynchrony as assessed by phase analysis compared with conventional gated single-photon emission computed tomography to identify ischemic etiology in patients with HF... - Brachial -- ankle pulse wave velocity is a simple and independent predictor of prognosis in patients with acute coronary syndromeHirofumi Tomiyama
Second Department of Internal Medicine, Tokyo Medical University, Tokyo, Japan
Circ J 69:815-22. 2005..We examined whether baPWV is a predictor of cardiovascular events in patients with acute coronary syndrome (ACS)... - Effect of percutaneous coronary angioplasty on myocardial perfusion, function, and wall thickness as assessed by quantitative gated single-photon emission computed tomographySatoshi Hida
Department of Internal Medicine II, Tokyo Medical University, Japan
Am J Cardiol 91:591-4. 2003 - Beneficial effect of coronary artery bypass grafting as assessed by quantitative gated single-photon emission computed tomographySatoshi Hida
Department of Internal Medicine II, Tokyo Medical University, Japan
Circ J 67:499-504. 2003..0+/-1.4 --> 9.1+/-2.0 mm; p<0.03) all improved significantly. These results indicate that improvement in myocardial ischemia, hibernation and left ventricular function with CABG can be assessed in detail with gated SPECT... - Severe vasospastic angina with ventricular fibrillation suggested by iodine-123 beta-methyl-p-iodophenyl-pentadecanoic acid in a young womanYuka Ohtaki
Department of Cardiology, Tokyo Medical University, Shinjuku ku, Japan
Ann Nucl Med 25:55-8. 2011..The etiology of ventricular fibrillation in this case was considered to be vasospastic angina. The application of BMIPP imaging helped diagnose fatal vasospastic angina in this case... - Comparison of myocardial perfusion imaging between the new high-speed gamma camera and the standard anger cameraHirokazu Tanaka
Department of Cardiology, Tokyo Medical University, Tokyo, Japan
Circ J 77:1009-17. 2013..The aim of this study was to prospectively compare the diagnostic performance of the CZT high-speed gamma camera (Discovery NM 530c) with that of the standard 3-head gamma camera in the same group of patients... - Relationship of SYNTAX score to myocardial ischemia as assessed on myocardial perfusion imagingHirokazu Tanaka
Department of Cardiology, Tokyo Medical University
Circ J 77:2772-7. 2013.... - Prognostic value of post-ischemic stunning as assessed by gated myocardial perfusion single-photon emission computed tomography: a subanalysis of the J-ACCESS study Yasuhiro Usui
Department of Cardiology, Tokyo Medical University, Tokyo, Japan
Circ J 74:1591-9. 2010..To determine the prognostic value of post-ischemic stunning, the Japanese assessment of cardiac event and survival study by quantitative gated myocardial single-photon emission computed tomography (SPECT) (J-ACCESS) study was reevaluated... - High-tension electrical injury to the heart as assessed by radionuclide imagingHitoshi Iino
Department of Internal Medicine II, Tokyo Medical University, Kasumigaura Hospital, Ibaraki, Japan
Ann Nucl Med 16:557-61. 2002.... - Preoperative risk stratification for endovascular surgery using pharmacologic stress myocardial imagingKatsufumi Harafuji
Department of Internal Medicine II, Tokyo Medical University, Japan
Am J Cardiol 94:1471-4. 2004..002). Furthermore, a scintigraphic marker of a summed stress score >/=14 was the most important factor identifying patients who subsequently had cardiac events by multivariate analysis... - Importance of the ankle-brachial pressure index in the diagnosis of coronary artery disease in women with diabetes without anginal painYuko Igarashi
Department of Cardiology, Tokyo Medical University, Tokyo, Japan
Circ J 75:2206-12. 2011..Therefore, a simple diagnostic test to identify a high-risk subset of women with diabetes who are likely to have CAD is important... - Diagnostic Performance of a Cadmium-Zinc-Telluride Single-Photon Emission Computed Tomography System With Low-Dose Technetium-99m as Assessed by Fractional Flow ReserveTaishiro Chikamori
Department of Cardiology, Tokyo Medical University
Circ J 80:1217-24. 2016.... - Coronary arterial spasm during adenosine myocardial perfusion imagingMasafumi Nakayama
Division of Cardiology, Hachioji Medical Center, Department of Cardiology, Tokyo Medical University, 1163 Tatemachi, Hachioji shi, Tokyo 193 0988, Japan
J Cardiol 53:288-92. 2009..Transient ST elevation during adenosine infusion is thought to be due to coronary vasospasm, judging from scintigraphic and angiographic findings... - Comparative value of brain perfusion SPECT and [(123)I]MIBG myocardial scintigraphy in distinguishing between dementia with Lewy bodies and Alzheimer's diseaseHaruo Hanyu
Department of Geriatric Medicine, Tokyo Medical University, 6 7 1 Nishishinjuku Shinjuku ku, Tokyo 160 0023, Japan
Eur J Nucl Med Mol Imaging 33:248-53. 2006..The aim of this study was to compare the diagnostic value of these two methods for differentiation of DLB from Alzheimer's disease (AD)... - Two patients with bepridil-induced interstitial pneumoniaMasataka Watanabe
Department of Cardiology, Tokyo Medical University, 6 7 1 Nishi shinjuku, Shinjuku ku, Tokyo, Japan
Circ J 73:1352-5. 2009.... - Correlation between thallium-201 myocardial perfusion defects and the functional severity of coronary artery stenosis as assessed by pressure-derived myocardial fractional flow reserveHidefumi Yanagisawa
Department of Internal Medicine II, Tokyo Medical University, Japan
Circ J 66:1105-9. 2002..62; p<0.0001). These results suggest that the FFR has a significant relationship with scintigraphic evidence of myocardial ischemia and can be regarded as a marker of its presence or absence in patients in actual clinical settings... - [Management of ischemic heart disease in the elderly]Taishiro Chikamori
Department of Cardiology, Tokyo Medical University
Nihon Ronen Igakkai Zasshi 46:391-4. 2009..However, cardiac surgery is still regarded as the first option for the elderly ith associated aortic stenosis, diffuse 3-vessel coronary artery disease, or distal left main trunk disease... - Impaired binding of ZASP/Cypher with phosphoglucomutase 1 is associated with dilated cardiomyopathyTakuro Arimura
Department of Molecular Pathogenesis, Medical Research Institute, Tokyo Medical and Dental University, 1 5 45 Bunkyo Ku, Tokyo, Japan
Cardiovasc Res 83:80-8. 2009..The aim of this study was to investigate the functional alteration of ZASP/Cypher caused by the DCM-associated mutations... - Influences of age and gender on results of noninvasive brachial-ankle pulse wave velocity measurement--a survey of 12517 subjectsHirofumi Tomiyama
The Second Department of Internal Medicine, Tokyo Medical University, 6 7 1 Nishi shinjuku, Shinjuku ku, Tokyo 160 0023, Japan
Atherosclerosis 166:303-9. 2003..Thus, aging influences baPWV, and its effect is more prominent in female. Menopause seems to be the crucial phenomenon to explain the augmented increase in arterial stiffness with aging in females... - [Long-term effect of hypertension on neurobehavioral and cardiac function in the apparently healthy community-dwelling elderly: a 5-year follow-up study]Tomio Hamada
Department of Medicine and Geriatrics, Kochi Medical School
Nihon Ronen Igakkai Zasshi 40:375-80. 2003..This occurs even if basic ADL is maintained for 5 years. Therefore, it is important to control BP not only to prevent cardiovascular events, but also to preserve the neurobehavioral function...