Koike Akira

Researcher's full information

Articles
  • Clinical Significance of a Spiral Phenomenon in the Plot of CO2 Output Versus O-2 Uptake During Exercise in Cardiac Patients
    Nagayama Osamu; Koike Akira; Himi Tomoko; Sakurada Ko...
    AMERICAN JOURNAL OF CARDIOLOGY/115(5)/pp.691-696, 2015-03
  • Heart rate and blood pressure response to ramp exercise and exercise capacity in relation to age, gender, and mode of exercise in a healthy population
    Itoh H; Ajisaka R; Koike A; Makita S; Omiya K; Kato Y; Adachi H...
    J Cardiol/61(1-2)/pp.71-78, 2013-1
  • Estimated glomerular filtration rate and proteinuria are associated with persistent form of atrial fibrillation: analysis in Japanese patients
    Suzuki S Sagara K Otsuka T Kanou H Matsuno S Uejima ...
    J Cardiol/61/pp.53-57, 2013-1
  • Overshoot phenomena of respiratory gas variables during exercise recovery in cardiac patients
    Suzuki T; Koike A; Nagayama O; Sakurada K; Tsuneoka H; Kato J; ...
    CIRCULATION JOURNAL/76(4)/pp.876-883, 2012-04
  • A new scoring system for evaluating the risk of heart failure events in Japanese patients with atrial fibrillation
    Suzuki S Sagara K Otsuka T Matsuno S Funada R Uejima...
    Am J Cardiol/110/pp.678-682, 2012-1
  • Role of cardiopulmonary dysfunction and left atrial remodeling in development of acute decompesated heart failure in chronic heart failure with preserved left ventricular ejection fraction
    Kaneko H; Koike A; Senoo K Tanaka S Suzuki S Nagayama O ...
    J Cardiol/59/pp.359-365, 2012-1
  • Abnormal end-tidal PO2 and PCO2 at the anaerobic threshold correlate well with impaired exercise gas exchange in patients with left ventricular dysfunction
    Kano H; Koike A; Hoshimoto-Iwamoto M; Nagayama O; Sakurada K; ...
    CIRCULATION JOURNAL/76(1)/pp.79-87, 2012-1
  • Distribution of first-detected atrial fibrillation patients without structural heart diseases in symptom classifications
    Senoo K Suzuki S Sagara K Otsuka T Matsuno S Funada ...
    Circ J/76/pp.1020-1023, 2012-1
  • Rate control medications for atrial fibrillation influence cardiopulmonary function during exercise
    Tsuneoka H; Koike A; Nagayama O Sakurada K Sato A Sawada...
    Jpn J Clin Physiol/41/pp.161-167, 2011-8
  • Overshoot phenomenon of oxygen uptake during recovery from maximal exercise in patients with previous myocardial infarction
    Nagayama O; Koike A; Suzuki T Hoshimoto-Iwamoto M Sawada ...
    J Physiol Sci/60/pp.137-142, 2010-2
  • A new echocardiographic method for identifying vortex flow in the left ventricle: numerical validation
    Uejima T; Koike A; Sawada H Aizawa T Ohtsuki S Tanaka M ...
    Ultrasound Med Biol/36/pp.772-788, 2010-1
  • Prognostic value of heart rate profiles during cardiopulmonary exercise testing in patients with cardiac disease
    Goda A; Koike A; Hoshimoto-Iwamoto M Nagayama O Yamaguchi...
    Int Heart J/50/pp.59-71, 2009-1
  • Prognostic value of end-tidal CO2 pressure during exercise in patients with left ventricular dysfunction
    Hoshimoto-Iwamoto M; Koike A; Nagayama O Tajima A Suzuki ...
    J Physiol Sci/59/pp.49-55, 2009-1
  • Clinical significance of cerebral oxygenation during exercise in patients with coronary artery disease
    Koike A; Nagayama O Hoshimoto-Iwamoto M Suzuki T Tajima...
    Circ J/72/pp.1852-1858, 2008-11
  • Determination of the VE/VCO2 slope from a constant work-rate exercise test in cardiac patients
    Hoshimoto-Iwamoto M; Koike A; Nagayama O Tajima A Uejima ...
    J Physiol Sci/58/pp.291-295, 2008-4
  • Effects of a work rate increase during cardiopulmonary exercise testing in respiratory gas indexes in patients with chronic heart failure
    Goda A; Koike A; Nagayama O Tajima A Isobe M
    Jpn J Clin Physiol/38/pp.167-173, 2008-1
  • Prevalence and prognosis of patients with atrial fibrillation in Japan: A prospective cohort of Shinken Database 2004
    Suzuki S Yamashita T Ohtsuka T Sagara K Uejima T Oik...
    Circ J/72/pp.914-920, 2008-1
  • Effects of supplemental O2 inhalation on cerebral oxygenation during exercise in patients with left ventricular dysfunction
    Koike A; Nagayama O Goda A Hoshimoto M Yamaguchi K Taj...
    Circ J/71/pp.1418-1423, 2007-9
  • Influence of cerebrovascular arteriosclerosis on cerebral oxygenation during exercise
    Nagayama O; Koike A; Hoshimoto M Yamaguchi K Tajima A Go...
    Circ J/71/pp.782-787, 2007-5
  • Differences of soluble tumor necrosis factor receptor between patients with myocardial infarction and after coronary artery bypass surgery participating in a cardiac rehabilitation program
    Omiya K; Koike A; Tajima A Maeda T Akashi YJ Osada N It...
    Jpn J Clin Physiol/37/pp.43-50, 2007-1
  • Does the severity of central sleep apnea correlate with respiratory gas indexes during cardiopulmonary exercise testing?
    Koike A; Nagayama O Goda A Yamaguchi K Tajima A Uejima...
    Int Heart J/47/pp.889-900, 2006-11
  • Critical level of cerebral oxygenation during exercise in patients with left ventricular dysfunction
    Koike A; Hoshimoto M Tajima A Nagayama O Yamaguchi K G...
    Circ J/70/pp.1457-1461, 2006-11
  • Relationship between baroreflex sensitivity and oxygen uptake in patients with chronic heart failure
    Akashi YJ; Koike A; Oikawa K Osada N Omiya K Itoh H
    Int J Cardiol/110/pp.423-425, 2006-1
  • High diastolic blood pressure during exercise is associated with hypercholesterolemia in patients with coronary artery disease
    Kubozono T; Koike A; Nagayama O Tajima A Aizawa T Fu LT ...
    Int Heart J/46/pp.79-87, 2005-1
  • Cerebral oxygenation during exercise and exercise recovery in patients with idiopathic dilated cardiomyopathy
    Koike A; Hoshimoto M Nagayama O Tajima A Kubozono T Oi...
    Am J Cardiol/94/pp.821-824, 2004-9
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