Timothy F Christian

Summary

Affiliation: University of Vermont
Country: USA

Publications

  1. doi request reprint Estimation of absolute myocardial blood flow during first-pass MR perfusion imaging using a dual-bolus injection technique: comparison to single-bolus injection method
    Timothy F Christian
    Department of Medicine, University of Vermont College of Medicine, Burlington, Vermont 05495, USA
    J Magn Reson Imaging 27:1271-7. 2008
  2. ncbi request reprint High dose intracoronary N-acetylcysteine in a porcine model of ST-elevation myocardial infarction
    Markus Meyer
    Division of Cardiology, University of Vermont College of Medicine, Burlington, VT, USA
    J Thromb Thrombolysis 36:433-41. 2013
  3. doi request reprint Accuracy of cardiac magnetic resonance of absolute myocardial blood flow with a high-field system: comparison with conventional field strength
    Timothy F Christian
    University of Vermont College of Medicine, Burlington, Vermont, USA
    JACC Cardiovasc Imaging 2:1103-10. 2009
  4. ncbi request reprint Manganese enhanced magnetic resonance imaging of normal and ischemic canine heart
    Tom C C Hu
    Laboratory of Functional and Molecular Imaging, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Department of Health and Human Services, Bethesda, Maryland 20892 1061, USA
    Magn Reson Med 54:196-200. 2005
  5. ncbi request reprint Absolute myocardial perfusion in canines measured by using dual-bolus first-pass MR imaging
    Timothy F Christian
    Laboratory of Cardiac Energetics, National Heart, Lung and Blood Institute, National Institutes of Health, Department of Health and Human Services, Bldg 10, Rm B1D416, MSC 1061, 10 Center Dr, Bethesda, MD 20892 1061, USA
    Radiology 232:677-84. 2004
  6. ncbi request reprint Grade 3 ischemia on the admission electrocardiogram predicts rapid progression of necrosis over time and less myocardial salvage by primary angioplasty
    Therese Billgren
    Division of Cardiology, The University of Texas Medical Branch, Galveston, TX 77555, USA
    J Electrocardiol 38:187-94. 2005
  7. ncbi request reprint 3 Tesla MR imaging provides improved contrast in first-pass myocardial perfusion imaging over a range of gadolinium doses
    Philip A Araoz
    Department of Radiology, Mayo Clinic, Rochester, Minnesota 55905, USA
    J Cardiovasc Magn Reson 7:559-64. 2005
  8. ncbi request reprint Comparison of the predischarge exercise thallium-201 perfusion defect after myocardial infarction with myocardium at risk measured during acute infarction with technetium-99m sestamibi imaging
    Andre C Lapeyre
    Division of Cardiovascular Diseases and Internal Medicine, Mayo Clinic and Foundation, Rochester, MN 55905, USA
    Am Heart J 145:357-63. 2003
  9. ncbi request reprint Gated SPECT imaging to detect changes in myocardial blood flow during progressive coronary occlusion
    Timothy F Christian
    The Division of Cardiology, Mayo Clinic and Foundation, Rochester, MN, USA
    Int J Cardiovasc Imaging 24:269-76. 2008
  10. ncbi request reprint Positively magnetic north
    Timothy F Christian
    J Am Coll Cardiol 47:1646-8. 2006

Collaborators

Detail Information

Publications18

  1. doi request reprint Estimation of absolute myocardial blood flow during first-pass MR perfusion imaging using a dual-bolus injection technique: comparison to single-bolus injection method
    Timothy F Christian
    Department of Medicine, University of Vermont College of Medicine, Burlington, Vermont 05495, USA
    J Magn Reson Imaging 27:1271-7. 2008
    ..To compare the dual-bolus to single-bolus quantitative first-pass magnetic resonance myocardial perfusion imaging for estimation of absolute myocardial blood flow (MBF)...
  2. ncbi request reprint High dose intracoronary N-acetylcysteine in a porcine model of ST-elevation myocardial infarction
    Markus Meyer
    Division of Cardiology, University of Vermont College of Medicine, Burlington, VT, USA
    J Thromb Thrombolysis 36:433-41. 2013
    ..In this model of ischemia-reperfusion high dose NAC did not protect from CIN. High dose intracoronary NAC administered with the radiographic contrast is safe but does not provide significant cardio-renal protection...
  3. doi request reprint Accuracy of cardiac magnetic resonance of absolute myocardial blood flow with a high-field system: comparison with conventional field strength
    Timothy F Christian
    University of Vermont College of Medicine, Burlington, Vermont, USA
    JACC Cardiovasc Imaging 2:1103-10. 2009
    ..0-T magnet and compare these measures with FP perfusion at 1.5-T with absolute MBF by labeled microspheres as the gold standard...
  4. ncbi request reprint Manganese enhanced magnetic resonance imaging of normal and ischemic canine heart
    Tom C C Hu
    Laboratory of Functional and Molecular Imaging, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Department of Health and Human Services, Bethesda, Maryland 20892 1061, USA
    Magn Reson Med 54:196-200. 2005
    ..03). In conclusion, the intracellular contrast agent MnCl2 enhances the canine heart and shows promise in detecting ischemia at doses that do not cause adverse cardiac effects...
  5. ncbi request reprint Absolute myocardial perfusion in canines measured by using dual-bolus first-pass MR imaging
    Timothy F Christian
    Laboratory of Cardiac Energetics, National Heart, Lung and Blood Institute, National Institutes of Health, Department of Health and Human Services, Bldg 10, Rm B1D416, MSC 1061, 10 Center Dr, Bethesda, MD 20892 1061, USA
    Radiology 232:677-84. 2004
    ..To compare fluorescent microsphere measurements of myocardial blood flow (MBF) with qualitative, semiquantitative, and fully quantitative measurements of first-pass perfusion at magnetic resonance (MR) imaging...
  6. ncbi request reprint Grade 3 ischemia on the admission electrocardiogram predicts rapid progression of necrosis over time and less myocardial salvage by primary angioplasty
    Therese Billgren
    Division of Cardiology, The University of Texas Medical Branch, Galveston, TX 77555, USA
    J Electrocardiol 38:187-94. 2005
    ..Among patients with ST-elevation acute myocardial infarction, those with terminal QRS distortion (grade 3 ischemia) have higher mortality and larger infarct size (IS) than patients without QRS distortion (grade 2 ischemia)...
  7. ncbi request reprint 3 Tesla MR imaging provides improved contrast in first-pass myocardial perfusion imaging over a range of gadolinium doses
    Philip A Araoz
    Department of Radiology, Mayo Clinic, Rochester, Minnesota 55905, USA
    J Cardiovasc Magn Reson 7:559-64. 2005
    ..To compare myocardial enhancement during first-pass myocardial perfusion imaging at 3.0 Tesla (T) and 1.5T...
  8. ncbi request reprint Comparison of the predischarge exercise thallium-201 perfusion defect after myocardial infarction with myocardium at risk measured during acute infarction with technetium-99m sestamibi imaging
    Andre C Lapeyre
    Division of Cardiovascular Diseases and Internal Medicine, Mayo Clinic and Foundation, Rochester, MN 55905, USA
    Am Heart J 145:357-63. 2003
    ..The relationship between the size of the exercise thallium perfusion defect and the extent of myocardium supplied by a diseased coronary artery has not been established. This study evaluates that presumed correlation...
  9. ncbi request reprint Gated SPECT imaging to detect changes in myocardial blood flow during progressive coronary occlusion
    Timothy F Christian
    The Division of Cardiology, Mayo Clinic and Foundation, Rochester, MN, USA
    Int J Cardiovasc Imaging 24:269-76. 2008
    ..The purpose of this study was to determine whether gated Tc-99 m sestamibi (MIBI) SPECT imaging can track small changes in MBF in a model of progressive ischemia...
  10. ncbi request reprint Positively magnetic north
    Timothy F Christian
    J Am Coll Cardiol 47:1646-8. 2006
  11. ncbi request reprint Comparison between human and automated electrocardiographic waveform measurements for calculating the Anderson-Wilkins acuteness score in patients with acute myocardial infarction
    Rasmus S Ripa
    The Heart Centre, Department of Medicine, Copenhagen University Hospital, Copenhagen, Denmark
    J Electrocardiol 38:96-9. 2005
    ..In conclusion, the AW acuteness score established using manual ECG waveform measurements can be implemented into commercial automated ECG analysis programs to achieve practical use in clinical decision support for patients with AMI...
  12. ncbi request reprint Incremental prognostic value of exercise single-photon emission computed tomographic (SPECT) thallium 201 imaging in patients with ST-T abnormalities on their resting electrocardiograms
    Jennifer M F Kwok
    Division of Cardiovascular Diseases and Department of Internal Medicine, Mayo Clinic and Mayo Foundation, Rochester, Minn 55905, USA
    Am Heart J 149:145-51. 2005
    ..The incremental prognostic value of thallium 201 imaging in patients with nonspecific ST-T abnormalities on the resting electrocardiogram (ECG) may be different from those with a normal resting ECG...
  13. ncbi request reprint Utility of myocardial perfusion imaging in patients with low-risk treadmill scores
    Indu G Poornima
    Division of Cardiovascular Diseases and Department of Internal Medicine, Mayo Clinic and Mayo Foundation, Rochester, Minnesota, USA
    J Am Coll Cardiol 43:194-9. 2004
    ....
  14. ncbi request reprint A modified Anderson-Wilkins electrocardiographic acuteness score for anterior or inferior myocardial infarction
    Bo Hedén
    Department of Clinical Physiology, Lund University, Lund, Sweden
    Am Heart J 146:797-803. 2003
    ....
  15. ncbi request reprint Prognostic significance of ischemic electrocardiographic changes during vasodilator stress testing in patients with normal SPECT images
    Elizabeth Klodas
    Division Cardiovascular, Mayo Clinic and Foundation, Rochester, Minn 55905, USA
    J Nucl Cardiol 10:4-8. 2003
    ..During vasodilator stress testing, however, the prognostic significance of the combination of normal perfusion images and ischemic ECG changes is unknown...
  16. ncbi request reprint Detecting acute coronary syndrome in the emergency department with cardiac magnetic resonance imaging
    Raymond Y Kwong
    Laboratory of Cardiac Energetics, National Heart, Lung and Blood Institute, National Institutes of Health, Bethesda, MD 20892 1061, USA
    Circulation 107:531-7. 2003
    ..Managing chest pain in the emergency department remains a challenge with current diagnostic strategies. We hypothesized that cardiac MRI could accurately identify patients with possible or probable acute coronary syndrome...
  17. ncbi request reprint Impact of gender on rest Tc-99m sestamibi-gated left ventricular ejection fraction
    Garvan C Kane
    Division of Cardiovascular Diseases, Department of Internal Medicine, Mayo Clinic, Rochester, Minnesota 55905, USA
    Am J Cardiol 89:1238-41. 2002
  18. ncbi request reprint Effects of adjustment for referral bias on the sensitivity and specificity of single photon emission computed tomography for the diagnosis of coronary artery disease
    Todd D Miller
    Department of Internal Medicine, Mayo Clinic, Rochester, Minnesota 55905, USA
    Am J Med 112:290-7. 2002
    ..This study evaluates the effect of referral bias on the apparent accuracy of single photon emission computed tomography (SPECT)...