Kazue Okajima

Summary

Publications

  1. ncbi request reprint Comparative study of high-resolution microimaging with 30-MHz scanner for evaluating cardiac function in mice
    Kazue Okajima
    Department of Medicine, Division of Cardiology, Columbia University, College of Physicians and Surgeons, New York, New York 10032, USA
    J Am Soc Echocardiogr 20:1203-10. 2007
  2. ncbi request reprint [Long-surviving patient with isolated absent pulmonary valve syndrome: a case report]
    Kazue Okajima
    Department of Internal Medicine, Izumi City Hospital, Fuchu cho 4 10 10, Izumi, Osaka 594 0071
    J Cardiol 45:165-71. 2005
  3. ncbi request reprint Impact of valvular thickness on stroke recurrence in medically treated patients with stroke
    K Okajima
    Department of Medicine, Columbia University, New York, NY 10032, USA
    Cerebrovasc Dis 24:375-80. 2007
  4. pmc Ceramide is a cardiotoxin in lipotoxic cardiomyopathy
    Tae Sik Park
    Division of Preventive Medicine and Nutrition, Department of Medicine, Columbia University, College of Physicians and Surgeons, New York, NY 10032, USA
    J Lipid Res 49:2101-12. 2008
  5. pmc Regulation of plasma fructose and mortality in mice by the aldose reductase inhibitor lidorestat
    Hye Lim Noh
    Department of Medicine, Columbia University College of Physicians and Surgeons, New York, New York 10032, USA
    J Pharmacol Exp Ther 328:496-503. 2009
  6. doi request reprint In vitro atrial septal ablation using high-intensity focused ultrasound
    Yasuyoshi Takei
    Division of Cardiology, Department of Medicine, College of Physicians and Surgeons, Columbia University, New York, NY 10032, USA
    J Am Soc Echocardiogr 25:467-72. 2012
  7. pmc Septal pouch in the left atrium and risk of ischemic stroke
    Aylin Tugcu
    Department of Medicine, Columbia University, New York, New York, USA
    JACC Cardiovasc Imaging 3:1276-83. 2010
  8. ncbi request reprint Feasibility of using a real-time 3-dimensional technique for contrast dobutamine stress echocardiography
    Todd Pulerwitz
    Division of Cardiology, Department of Medicine, Columbia University, New York, New York, USA
    J Am Soc Echocardiogr 19:540-5. 2006
  9. ncbi request reprint In vitro mitral chordal cutting by high intensity focused ultrasound
    Yukio Abe
    Department of Medicine Cardiology Division, College of Physicians and Surgeons, Columbia University, New York, NY 10032, USA
    Ultrasound Med Biol 34:400-5. 2008
  10. pmc Cardiomyocyte expression of PPARgamma leads to cardiac dysfunction in mice
    Ni Huiping Son
    Division of Preventive Medicine and Nutrition, Columbia University College of Physicians and Surgeons, New York, New York, USA
    J Clin Invest 117:2791-801. 2007

Collaborators

Detail Information

Publications14

  1. ncbi request reprint Comparative study of high-resolution microimaging with 30-MHz scanner for evaluating cardiac function in mice
    Kazue Okajima
    Department of Medicine, Division of Cardiology, Columbia University, College of Physicians and Surgeons, New York, New York 10032, USA
    J Am Soc Echocardiogr 20:1203-10. 2007
    ..The accurate assessment of cardiac function in mice is challenging because of their small heart size and rapid heart rate...
  2. ncbi request reprint [Long-surviving patient with isolated absent pulmonary valve syndrome: a case report]
    Kazue Okajima
    Department of Internal Medicine, Izumi City Hospital, Fuchu cho 4 10 10, Izumi, Osaka 594 0071
    J Cardiol 45:165-71. 2005
    ..A case of such long survival without associated cardiac anomalies is very rare...
  3. ncbi request reprint Impact of valvular thickness on stroke recurrence in medically treated patients with stroke
    K Okajima
    Department of Medicine, Columbia University, New York, NY 10032, USA
    Cerebrovasc Dis 24:375-80. 2007
    ..It remains controversial whether left-sided valvular thickening (VaT) is a risk factor for ischemic stroke. Little is known about the relationship between VaT and the recurrent adverse event rate in medically treated patients with stroke...
  4. pmc Ceramide is a cardiotoxin in lipotoxic cardiomyopathy
    Tae Sik Park
    Division of Preventive Medicine and Nutrition, Department of Medicine, Columbia University, College of Physicians and Surgeons, New York, NY 10032, USA
    J Lipid Res 49:2101-12. 2008
    ..Our results suggest a critical role for ceramide accumulation in the pathogenesis of lipotoxic cardiomyopathy...
  5. pmc Regulation of plasma fructose and mortality in mice by the aldose reductase inhibitor lidorestat
    Hye Lim Noh
    Department of Medicine, Columbia University College of Physicians and Surgeons, New York, New York 10032, USA
    J Pharmacol Exp Ther 328:496-503. 2009
    ..If similar effects are found in humans, such treatment could improve clinical outcome in diabetic patients...
  6. doi request reprint In vitro atrial septal ablation using high-intensity focused ultrasound
    Yasuyoshi Takei
    Division of Cardiology, Department of Medicine, College of Physicians and Surgeons, Columbia University, New York, NY 10032, USA
    J Am Soc Echocardiogr 25:467-72. 2012
    ..Atrial septostomy is a palliative treatment for pulmonary artery hypertension. The purpose of this study was to assess the feasibility of atrial septal ablation in vitro using HIFU...
  7. pmc Septal pouch in the left atrium and risk of ischemic stroke
    Aylin Tugcu
    Department of Medicine, Columbia University, New York, New York, USA
    JACC Cardiovasc Imaging 3:1276-83. 2010
    ..We sought to assess the association between the presence of a septal pouch in the left atrium and ischemic stroke...
  8. ncbi request reprint Feasibility of using a real-time 3-dimensional technique for contrast dobutamine stress echocardiography
    Todd Pulerwitz
    Division of Cardiology, Department of Medicine, Columbia University, New York, New York, USA
    J Am Soc Echocardiogr 19:540-5. 2006
    ..RT3D dobutamine contrast stress echocardiography is feasible, greatly improves image quality compared with noncontrast images, and quickly acquires full data sets for subsequent analysis...
  9. ncbi request reprint In vitro mitral chordal cutting by high intensity focused ultrasound
    Yukio Abe
    Department of Medicine Cardiology Division, College of Physicians and Surgeons, Columbia University, New York, NY 10032, USA
    Ultrasound Med Biol 34:400-5. 2008
    ..In conclusion, in vitro feasibility of mitral chordal cutting by HIFU depended on the diameter of chordae but was controllable by HIFU settings. (E-mail: abeyukio@aol.com)...
  10. pmc Cardiomyocyte expression of PPARgamma leads to cardiac dysfunction in mice
    Ni Huiping Son
    Division of Preventive Medicine and Nutrition, Columbia University College of Physicians and Surgeons, New York, New York, USA
    J Clin Invest 117:2791-801. 2007
    ..Thus, while PPARgamma agonists appear to have multiple beneficial effects, their direct actions on the myocardium have the potential to lead to deterioration in heart function...
  11. pmc Alterations in diastolic function in masked hypertension: findings from the masked hypertension study
    Yukiko Oe
    Department of Medicine, Columbia University Medical Center, New York, New York, USA
    Am J Hypertens 26:808-15. 2013
    ..We evaluated whether MHT is associated with impaired diastolic function compared with SHT and sustained normotension (NT) in the general population...
  12. ncbi request reprint Acute lipoprotein lipase deletion in adult mice leads to dyslipidemia and cardiac dysfunction
    Hye Lim Noh
    Division of Preventive Medicine, Columbia University College of Physicians and Surgeons, New York, NY, USA
    Am J Physiol Endocrinol Metab 291:E755-60. 2006
    ..Acute loss of LPL decreased ejection fraction and increased mRNA levels for atrial natriuretic factor. Our studies show that acute loss of LPL can be produced and leads to rapid alteration in gene expression and cardiac dysfunction...
  13. ncbi request reprint Extracardiac ablation of the left ventricular septum in beating canine hearts using high-intensity focused ultrasound
    Ryo Otsuka
    Osaka City University School of Medicine, Osaka, Japan
    J Am Soc Echocardiogr 20:1400-6. 2007
    ..The purpose of this study was to evaluate the possibility of myocardial ablation in the left ventricle of beating dog hearts with monitoring by 2-dimensional echocardiography...
  14. ncbi request reprint Assessment of coronary artery disease with nicorandil stress magnetic resonance imaging
    Yoshio Kawase
    Department of Cardiology, Izumi City General Hospital, Osaka, Japan
    Osaka City Med J 50:87-94. 2004
    ..We set out to investigate whether the coronary artery stenosis could be assessed by nicorandil stress perfusion magnetic resonance imaging...