Vectorcardiographic Evaluation of Myocardial Infarct Size : Departure Parameters are Superior to Conventional Spatial Parameters
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概要
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To determine whether the departure parameters derived from a"departure loop"of a vectorcardiogram are more accurate than conventional spatial parameters in evaluating myocardial infarct size, 74 patients with first-onset myocardial infarction(MI)were studied. The correlation between the departure parameters(amplitudes in scalar leads of the departure loop)and the percent defect volume of thallium myocardial scintigrams(%DV)was compared with that of the spatial parameters(magnitude, azimuth, and elevation of the original QRS loop). In anteroseptal MI, the amplitude of a 20-msec vector in the z-axis and the azimuth of a 30-msec vector(H_<30>)were significantly correlated with %DV(r=0.783, p<0.001 and r=0.572, p<0.05). In anteroseptal MI with involvement of the lateral wall, the amplitude of a 30-msec vector in the x-axis and H30 showed significant correlation with %DV(r=0.802, p<0.001 and r=0.772, p<0.01). In inferior and inferoposterior MI, the amplitude of a 30-msec vector in the y-axis and the elevation of a 30-msec vector were significantly correlated with %DV(r=0.920, 0.891, p<0.001 and r=0.871, 0.678, p<0.01, respectively). In conclusion, the departure parameters are more accurate than the spatial parameters for evaluation of myocardial infarct size.
- 社団法人日本循環器学会の論文
- 1998-06-20
著者
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Kondo Takeshi
Department of Cardiology, Takase Clinic
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Hishida Hitoshi
Department Of Internal Medicine Fujita Health University School Of Medicine
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Kinoshita Masamoto
Division Of Cardiology Department Of Internal Medicine Fujita Health University School Of Medicine
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Hishida Hitoshi
Division Of Cardiology Department Of Internal Medicine Fujita Health University School Of Medicine
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Kinoshita Masamoto
Department Of Cardiology Fujita Health University
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Watanabe Yoshihiko
Department of Internal Medicine, Fujita-Gakuen Health University School of Medicine
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ABO Yasuhiro
Department of Internal Medicine, Fujita-Gakuen Health University School of Medicine
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Chikamatsu Hitoshi
Department of Internal Medicine, Fujita Gakuen University School of Medicine
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Watanabe Yoshihiko
Nagoya Comprehensive Medical Center
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Watanabe Yoshihiko
Department Of Cardiology Fujita Health University The 2nd Hospital
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Abo Yasuhiro
Division Of Cardiology Fujita Health University The 2nd Hospital
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Kondo Takeshi
Department Of Cardiology Takase Clinic
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Yokoi Hiroatsu
Division Of Cardiology Fujita Health Science Univeristy Second Hospital
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Chikamatsu Hitoshi
Department Of Internal Medicine Fujita Health University School Of Medicine
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Yokoi Hiroatsu
Department of Cardiology, Fujita Health University Second Hospital
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Yamaguchi Tamao
Department of Internal Medicine, Fujita Health University School of Medicine
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Yasui Tadashi
Department of Internal Medicine, Fujita Health University School of Medicine
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WATANABE Yoshihiko
藤田保健衛生大学医学部内科
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Chikamatsu Hitoshi
Dept. Of Intern. Ned. Fujita-gakuen Health Univ. Sch. Of Med.
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Abo Yasuhiro
Department Of Internal Medicine Fujita Health University School Of Medicine
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Nagai Nobue
Department Of Internal Medicine Fujita Health University School Of Medicine
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Yasui Tadashi
Division Of Cardiology Fujita Health University Hospital
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Yasui Tadashi
Department Of Veterinary Anatomy College Of Bioresource Sciences Nihon University
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Abo Yasuhiro
Department Of Cardiology Fujita Health University The 2nd Hospital
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Mori Kazumasa
Division Of Cardiology Department Of Internal Medicine Fujita Health University School Of Medicine
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Tokuda Mamoru
Department of Cardiology, Fujita Health Univesity
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Wang Jianhua
Department of Internal Medicine, Fujita Health University, School of Medicine
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Kinoshita Masaru
Department of Internal Medicine, Fujita Health University, School of Medicine
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Kamide Sinichi
Department of Internal Medicine, Fujita Health University, School of Medicine
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Watanabe Yoshihiko
First Department Of Internal Medicine Nagoya University School Of Medicine
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Watanabe Yoshihiko
Department Of Anesthesia Tokyo Metropolitan Hiroo General Hospital
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Wang Jianhua
Department Of Internal Medicine Fujita Health University School Of Medicine
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Tokuda Mamoru
Department Of Cardiology Fujita Health Univesity
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Kamide Shin-ichi
Department Of Internal Medicine Fujita Health University School Of Medicine
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Watanabe Yoshihiko
Department Of Internal Medicine Fujita Health Unpiversify
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Watanabe Yoshihiko
The First Department Of Internal Medicine Yamagata University School Of Medicine Yamagata Japan
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Yamaguchi Tamao
Department Of Internal Medicine Fujita Health University School Of Medicine
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Yokoi Hiroshi
Department Of Internal Medicine Fujita-gakuen Health University School Of Medicine
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Yokoi Hiroatsu
Department Of Cardiology Fujita Heath University Banbuntane Hotokukai Hospital
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Watanabe Yoshihiko
Isl Div. Dept. Of Intern. Med. (prof. S. Hibino) Nagoya University Nagoya
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Yasui Tadashi
Department Of Internal Medicine Fujita Health University School Of Medicine
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Kondo Takeshi
Department Of Applied Biological Science Tokyo University Of Agriculture And Technology
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Takagi Yasushi
Division Of Cardiology Fujita Health University Hospital
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Hishida Hitoshi
Department Of Cardiology Fujita Health University School Of Medicine
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