Hiroshi Ohira

Hiroshi Ohira

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Hiroshi Ohira

Hiroshi Ohira

Publications by authors named "Hiroshi Ohira"

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64Publications

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Efficient detection of pulmonary arterial hypertension using serum haptoglobin level and cardiac MRI in patients with connective tissue diseases: a pilot study.

Clin Exp Rheumatol 2018 Mar-Apr;36(2):345-346. Epub 2018 Feb 15.

Department of Rheumatology, Endocrinology and Nephrology, Faculty of Medicine and Graduate School of Medicine, Hokkaido University, Sapporo, Japan.

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June 2018

Reply: Using and Interpreting F-FDG PET/CT Images in Patients Referred for Assessment of Cardiac Sarcoidosis: The Devil Is in the Details.

J Nucl Med 2017 Dec 19;58(12):2040. Epub 2017 Oct 19.

University of Ottawa Heart Institute 40 Ruskin St., Room H1285A Ottawa, K1S 2K4, Canada E-mail:

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December 2017

Performance of computed tomography-derived pulmonary vasculature metrics in the diagnosis and haemodynamic assessment of pulmonary arterial hypertension.

Eur J Radiol 2017 Nov 19;96:31-38. Epub 2017 Sep 19.

Department of Respiratory Medicine, Faculty of Medicine and Graduate School of Medicine, Hokkaido University, Japan.

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November 2017

Delayed contrast-enhanced computed tomography in patients with known or suspected cardiac sarcoidosis: A feasibility study.

Eur Radiol 2017 Oct 5;27(10):4054-4063. Epub 2017 Apr 5.

Department of Nuclear Medicine, Hokkaido University Graduate School of Medicine, Kita-15, Nishi-7, Kita-ku, Sapporo, 060-8638, Japan.

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October 2017

Decreased haptoglobin levels inversely correlated with pulmonary artery pressure in patients with pulmonary arterial hypertension: A cross-sectional study.

Medicine (Baltimore) 2017 Oct;96(43):e8349

aDepartment of Rheumatology, Endocrinology and Nephrology, Faculty of Medicine and Graduate School of Medicine, Hokkaido University bFirst Department of Medicine, Hokkaido University Hospital, Sapporo, Japan.

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October 2017

Inter- and Intraobserver Agreement of F-FDG PET/CT Image Interpretation in Patients Referred for Assessment of Cardiac Sarcoidosis.

J Nucl Med 2017 Aug 2;58(8):1324-1329. Epub 2017 Mar 2.

Molecular Function and Imaging Program, the National Cardiac PET Centre and the Arrhythmia Service, Division of Cardiology, Department of Medicine, University of Ottawa Heart Institute, Ottawa, Canada

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August 2017

Representative Chest Auscultation Findings in Pulmonary Hypertension: Phonocardiograms and Sound Clips.

Ann Am Thorac Soc 2017 May;14(5):e1-e3

First Department of Medicine, Hokkaido University Hospital, Sapporo, Japan.

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May 2017

The effects of pulmonary vasodilating agents on right ventricular parameters in severe group 3 pulmonary hypertension: a pilot study.

Pulm Circ 2016 Dec;6(4):524-531

Division of Respiratory Medicine, Department of Internal Medicine, Hokkaido University Graduate School of Medicine, Sapporo, Japan.

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December 2016

Clinical PET Myocardial Perfusion Imaging and Flow Quantification.

Cardiol Clin 2016 Feb 20;34(1):69-85. Epub 2015 Oct 20.

Division of Cardiology, Department of Medicine, National Cardiac PET Centre, University of Ottawa Heart Institute, 40 Ruskin Street, Ottawa, Ontario K1Y 4W7, Canada. Electronic address:

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February 2016

Advanced imaging of cardiac sarcoidosis.

Curr Cardiol Rep 2015 ;17(4):17

National Cardiac PET Centre, Division of Cardiology, Department of Medicine, University of Ottawa Heart Institute, 40 Ruskin Street, Ottawa, ON, K1Y 4W7, Canada,

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November 2015

Comparison of hard tissues that are useful for DNA analysis in forensic autopsy.

Leg Med (Tokyo) 2015 Nov 3;17(6):547-52. Epub 2015 Jul 3.

Department of Disaster Relief Medicine/Dentistry, Division of Forensic Dentistry, Graduate School of Dentistry, Kanagawa Dental University, Japan.

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November 2015

Four cases with group 3 out-of-proportion pulmonary hypertension with a favorable response to vasodilators.

Respir Med Case Rep 2013 17;9:4-7. Epub 2013 Apr 17.

Division of Respiratory Medicine, Department of Internal Medicine, Hokkaido University Graduate School of Medicine, Japan.

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June 2015

The effects and safety of vildagliptin on cardiac function after acute myocardial infarction.

Int J Cardiol 2015 Jun 1;188:13-5. Epub 2015 Apr 1.

Department of Cardiovascular of Medicine, Saga University Hospital, Saga, Japan.

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June 2015

FDG PET imaging for identifying pulmonary hypertension and right heart failure.

Curr Cardiol Rep 2015 Jan;17(1):555

Molecular Function and Imaging Program, Division of Cardiology, Department of Medicine, University of Ottawa Heart Institute, 40 Ruskin Street, Ottawa, K1Y 4W7, Canada,

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January 2015

Hemodynamic effects of ambrisentan-tadalafil combination therapy on progressive portopulmonary hypertension.

World J Hepatol 2014 Nov;6(11):825-9

Yu Yamashita, Ichizo Tsujino, Takahiro Sato, Asuka Yamada, Taku Watanabe, Hiroshi Ohira, Masaharu Nishimura, First Department of Medicine, Hokkaido University Hospital, Sapporo, Hokkaido 060-8648, Japan.

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November 2014

Quantification of myocardial blood flow using PET to improve the management of patients with stable ischemic coronary artery disease.

Future Cardiol 2014 Sep;10(5):611-31

MFI program, National Cardiac PET Center, Division of Cardiology, Department of Medicine, University of Ottawa Heart Institute, Ottawa, ON, Canada.

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September 2014

Atrioventricular block as the initial manifestation of cardiac sarcoidosis in middle-aged adults.

J Cardiovasc Electrophysiol 2014 Aug 2;25(8):875-881. Epub 2014 May 2.

Division of Cardiology, Department of Medicine, University of Ottawa Heart Institute, Ottawa, Canada.

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August 2014

Attenuated right ventricular energetics evaluated using ¹¹C-acetate PET in patients with pulmonary hypertension.

Eur J Nucl Med Mol Imaging 2014 Jun 11;41(6):1240-50. Epub 2014 Mar 11.

Department of Molecular Imaging, Hokkaido University Graduate School of Medicine, Kita 15 Nishi 7, Kita-Ku, Sapporo, Hokkaido, Japan, 060-8638,

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June 2014

Simple prediction of right ventricular ejection fraction using tricuspid annular plane systolic excursion in pulmonary hypertension.

Int J Cardiovasc Imaging 2013 Dec 4;29(8):1799-805. Epub 2013 Sep 4.

First Department of Medicine, Hokkaido University Hospital, North 14, West 5, Kita-ku, Sapporo, 060-8648, Japan.

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December 2013

Cardiac PET: metabolic and functional imaging of the myocardium.

Semin Nucl Med 2013 Nov;43(6):434-48

National Cardiac PET Centre, Division of Cardiology, Department of Medicine, University of Ottawa Heart Institute, Ottawa, Ontario, Canada.

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November 2013

Right atrial volume and phasic function in pulmonary hypertension.

Int J Cardiol 2013 Sep 8;168(1):420-6. Epub 2012 Oct 8.

First Department of Medicine, Hokkaido University Hospital, Japan.

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September 2013

Current and future clinical applications of cardiac positron emission tomography.

Circ J 2013 12;77(4):836-48. Epub 2013 Mar 12.

National Cardiac PET Centre, in the Division of Cardiology, Department of Medicine, University of Ottawa Heart Institute, Ottawa, Ontario,Canada.

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September 2013

Broad and heterogeneous vasculopathy in pulmonary fibrosis and emphysema with pulmonary hypertension.

Respirol Case Rep 2013 Sep;1(1):10-3

Division of Respiratory Medicine, Department of Internal Medicine, Hokkaido University Graduate School of Medicine Hokkaido, Japan.

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September 2013

Multimodality evaluation of cardiac sarcoidosis.

J Nucl Cardiol 2012 Jun;19(3):621-4

Department of Nuclear Medicine, Hokkaido University Graduate School of Medicine, Sapporo, Japan.

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June 2012

Early detection of cardiac sarcoid lesions with (18)F-fluoro-2-deoxyglucose positron emission tomography.

Intern Med 2011 1;50(11):1207-9. Epub 2011 Jun 1.

The First Department of Medicine, Hokkaido University School of Medicine, Japan.

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October 2011

¹⁸F-Fluoro-2-deoxyglucose positron emission tomography in cardiac sarcoidosis.

Eur J Nucl Med Mol Imaging 2011 Sep 11;38(9):1773-83. Epub 2011 May 11.

First Department of Medicine, Hokkaido University School of Medicine, N15, W7, Kita-ku, Sapporo, Hokkaido 060-8638, Japan.

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September 2011

Evaluation of transcutaneous CO2 responses following acute changes in PaCO2 in healthy subjects.

Respirology 2009 Apr 16;14(3):436-42. Epub 2009 Dec 16.

First Department of Medicine, Hokkaido University School of Medicine, Sapporo, Japan.

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April 2009

Molecular analysis of mitochondrial hypervariable region 1 in 394 Japanese individuals.

Leg Med (Tokyo) 2009 Apr 28;11 Suppl 1:S443-5. Epub 2009 Feb 28.

Department of Forensic Medicine, Nagoya City University Graduate School of Medical Sciences, Kawasumi 1, Mizuho-cho, Mizuho-ku, Nagoya 467-8601, Japan.

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April 2009

Effective appropriate use of dental remains and forensic DNA testing for personal identity confirmation.

Leg Med (Tokyo) 2009 Apr 6;11 Suppl 1:S560-2. Epub 2009 Mar 6.

Division of Forensic Medicine, Department of Dental Sociology, Kanagawa Dental College, 82 Inaoka-cho, Yokosuka-shi, Kanagawa 238-0003, Japan.

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April 2009

Knockdown of macrophage migration inhibitory factor disrupts adipogenesis in 3T3-L1 cells.

Endocrinology 2008 Dec 14;149(12):6037-42. Epub 2008 Aug 14.

First Department of Medicine, Graduate School of Medicine, Hokkaido University, Sapporo 060-8638, Japan.

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December 2008

Myocardial imaging with 18F-fluoro-2-deoxyglucose positron emission tomography and magnetic resonance imaging in sarcoidosis.

Eur J Nucl Med Mol Imaging 2008 May 15;35(5):933-41. Epub 2007 Dec 15.

First Department of Medicine, Hokkaido University School of Medicine, N15, W7, Kita-ku, Sapporo, Hokkaido 060-8638, Japan.

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May 2008

Analysis of N-glycan in serum glycoproteins from db/db mice and humans with type 2 diabetes.

Am J Physiol Endocrinol Metab 2007 Oct 31;293(4):E1069-77. Epub 2007 Jul 31.

First Dept. of Medicine, Graduate School of Medicine, Hokkaido University, Sapporo 060-8638, Japan.

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October 2007

Recovery of protein-losing enteropathy after living-donor lobar lung transplantation in primary pulmonary hypertension.

J Heart Lung Transplant 2006 Apr 28;25(4):486-8. Epub 2006 Feb 28.

First Department of Medicine, Hokkaido University School of Medicine, Sapporo, Hokkaido, Japan.

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April 2006

Oxidative stress provokes atherogenic changes in adipokine gene expression in 3T3-L1 adipocytes.

Biochem Biophys Res Commun 2006 Jan 18;339(2):624-32. Epub 2005 Nov 18.

First Department of Medicine, Hokkaido University School of Medicine, Sapporo 060-8638, Japan.

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January 2006

Focal uptake on 18F-fluoro-2-deoxyglucose positron emission tomography images indicates cardiac involvement of sarcoidosis.

Eur Heart J 2005 Aug 4;26(15):1538-43. Epub 2005 Apr 4.

First Department of Medicine, Hokkaido University School of Medicine, Kita-ku, Sapporo, Hokkaido 060-8638, Japan.

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August 2005

Addition of oral sildenafil to beraprost is a safe and effective therapeutic option for patients with pulmonary hypertension.

J Cardiovasc Pharmacol 2005 Apr;45(4):286-9

First Department of Medicine, Hokkaido University School of Medicine, Sapporo, Hokkaido, Japan.

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April 2005

Personal identification from human remains by mitochondrial DNA sequencing.

Am J Forensic Med Pathol 2002 Sep;23(3):272-6

Department of Legal Medicine, Nagoya City University Medical School, Japan.

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September 2002

[Usefulness of postmortem dental panoramic X-ray photographs taken using a portable radiography apparatus for dental identification].

Nihon Hoigaku Zasshi 2002 Sep;56(2-3):254-7

Department of Forensic Dental Medicine, Kanagawa Dental College, Yokosuka, Japan.

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September 2002