Christopher J Francois

Summary

Affiliation: University of Wisconsin
Country: USA

Publications

  1. pmc Non-invasive assessment of cardiac function and pulmonary vascular resistance in an canine model of acute thromboembolic pulmonary hypertension using 4D flow cardiovascular magnetic resonance
    Alejandro Roldan-Alzate
    Department of Radiology, Clinical Science Center, University of Wisconsin Madison, 600 Highland Avenue, Madison, Wisconsin 53792 3252, USA
    J Cardiovasc Magn Reson 16:23. 2014
  2. doi request reprint Noninvasive imaging workup of patients with vascular disease
    Christopher J Francois
    Department of Radiology, University of Wisconsin School of Medicine and Public Health, Madison, WI 53562, USA
    Surg Clin North Am 93:741-60, vii. 2013
  3. doi request reprint MRI for acute chest pain: current state of the art
    Christopher J Francois
    Department of Radiology, University of Wisconsin Madison, Madison, Wisconsin 53792 3252, USA
    J Magn Reson Imaging 37:1290-300. 2013
  4. pmc Four-dimensional, flow-sensitive magnetic resonance imaging of blood flow patterns in thoracic aortic dissections
    Christopher J Francois
    Department of Radiology, University of Wisconsin Madison, Madison, WI 53562, USA
    J Thorac Cardiovasc Surg 145:1359-66. 2013
  5. pmc 4D cardiovascular magnetic resonance velocity mapping of alterations of right heart flow patterns and main pulmonary artery hemodynamics in tetralogy of Fallot
    Christopher J Francois
    Departments of Radiology, University of Wisconsin Madison, School of Medicine and Public Health, 600 Highland Avenue, Madison, WI 53562, USA
    J Cardiovasc Magn Reson 14:16. 2012
  6. pmc Renal arteries: isotropic, high-spatial-resolution, unenhanced MR angiography with three-dimensional radial phase contrast
    Christopher J Francois
    Department of Radiology, Cardiothoracic and MRI Divisions, University of Wisconsin, 600 Highland Ave, Madison, WI 53792 3252, USA
    Radiology 258:254-60. 2011
  7. ncbi request reprint Pulmonary vein imaging with unenhanced three-dimensional balanced steady-state free precession MR angiography: initial clinical evaluation
    Christopher J Francois
    Department of Radiology, Northwestern University, Chicago, Ill, USA
    Radiology 250:932-9. 2009
  8. doi request reprint Unenhanced MR angiography of the thoracic aorta: initial clinical evaluation
    Christopher J Francois
    Department of Radiology, Northwestern University, Chicago, IL, USA
    AJR Am J Roentgenol 190:902-6. 2008
  9. doi request reprint Cardiac MRI evaluation of nonischemic cardiomyopathies
    Christopher J Francois
    Department of Radiology, University of Wisconsin, Madison, Wisconsin 53792 3252, USA
    J Magn Reson Imaging 31:518-30; quiz 517. 2010
  10. pmc Quantification of thoracic blood flow using volumetric magnetic resonance imaging with radial velocity encoding: in vivo validation
    Alex Frydrychowicz
    From the University Hospital Schleswig Holstein, Campus Lubeck, Clinic for Radiology and Nuclear Medicine, Lubeck, Germany Departments of Radiology, Medical Physics, Biomedical Engineering, and Medicine, University of Wisconsin Madison, Madison, WI
    Invest Radiol 48:819-25. 2013

Collaborators

Detail Information

Publications41

  1. pmc Non-invasive assessment of cardiac function and pulmonary vascular resistance in an canine model of acute thromboembolic pulmonary hypertension using 4D flow cardiovascular magnetic resonance
    Alejandro Roldan-Alzate
    Department of Radiology, Clinical Science Center, University of Wisconsin Madison, 600 Highland Avenue, Madison, Wisconsin 53792 3252, USA
    J Cardiovasc Magn Reson 16:23. 2014
    ....
  2. doi request reprint Noninvasive imaging workup of patients with vascular disease
    Christopher J Francois
    Department of Radiology, University of Wisconsin School of Medicine and Public Health, Madison, WI 53562, USA
    Surg Clin North Am 93:741-60, vii. 2013
    ....
  3. doi request reprint MRI for acute chest pain: current state of the art
    Christopher J Francois
    Department of Radiology, University of Wisconsin Madison, Madison, Wisconsin 53792 3252, USA
    J Magn Reson Imaging 37:1290-300. 2013
    ..Familiarity with the techniques, imaging findings, and evidence is critical to safely and appropriately managing patients presenting with acute chest pain...
  4. pmc Four-dimensional, flow-sensitive magnetic resonance imaging of blood flow patterns in thoracic aortic dissections
    Christopher J Francois
    Department of Radiology, University of Wisconsin Madison, Madison, WI 53562, USA
    J Thorac Cardiovasc Surg 145:1359-66. 2013
    ..The purpose of this study was to evaluate alterations in flow patterns in thoracic aortic dissections using 4-dimensional, flow-sensitive magnetic resonance imaging...
  5. pmc 4D cardiovascular magnetic resonance velocity mapping of alterations of right heart flow patterns and main pulmonary artery hemodynamics in tetralogy of Fallot
    Christopher J Francois
    Departments of Radiology, University of Wisconsin Madison, School of Medicine and Public Health, 600 Highland Avenue, Madison, WI 53562, USA
    J Cardiovasc Magn Reson 14:16. 2012
    ..To assess changes in right heart flow and pulmonary artery hemodynamics in patients with repaired Tetralogy of Fallot (rTOF) we used whole heart, four dimensional (4D) velocity mapping (VM) cardiovascular magnetic resonance (CMR)...
  6. pmc Renal arteries: isotropic, high-spatial-resolution, unenhanced MR angiography with three-dimensional radial phase contrast
    Christopher J Francois
    Department of Radiology, Cardiothoracic and MRI Divisions, University of Wisconsin, 600 Highland Ave, Madison, WI 53792 3252, USA
    Radiology 258:254-60. 2011
    ..To prospectively compare a new three-dimensional (3D) radial phase-contrast magnetic resonance (MR) angiographic method with contrast material-enhanced MR angiography for anatomic assessment of the renal arteries...
  7. ncbi request reprint Pulmonary vein imaging with unenhanced three-dimensional balanced steady-state free precession MR angiography: initial clinical evaluation
    Christopher J Francois
    Department of Radiology, Northwestern University, Chicago, Ill, USA
    Radiology 250:932-9. 2009
    ....
  8. doi request reprint Unenhanced MR angiography of the thoracic aorta: initial clinical evaluation
    Christopher J Francois
    Department of Radiology, Northwestern University, Chicago, IL, USA
    AJR Am J Roentgenol 190:902-6. 2008
    ....
  9. doi request reprint Cardiac MRI evaluation of nonischemic cardiomyopathies
    Christopher J Francois
    Department of Radiology, University of Wisconsin, Madison, Wisconsin 53792 3252, USA
    J Magn Reson Imaging 31:518-30; quiz 517. 2010
    ..Findings on cardiac MRI studies can help distinguish between different types of cardiomyopathies and can provide valuable diagnostic and prognostic information...
  10. pmc Quantification of thoracic blood flow using volumetric magnetic resonance imaging with radial velocity encoding: in vivo validation
    Alex Frydrychowicz
    From the University Hospital Schleswig Holstein, Campus Lubeck, Clinic for Radiology and Nuclear Medicine, Lubeck, Germany Departments of Radiology, Medical Physics, Biomedical Engineering, and Medicine, University of Wisconsin Madison, Madison, WI
    Invest Radiol 48:819-25. 2013
    ....
  11. pmc Pulmonary perfusion MRI using interleaved variable density sampling and HighlY constrained cartesian reconstruction (HYCR)
    Kang Wang
    Global Applied Science Laboratory, GE Healthcare, Madison, WI 53705, USA
    J Magn Reson Imaging 38:751-6. 2013
    ..To demonstrate the feasibility of performing single breathhold, noncardiac gated, ultrafast, high spatial-temporal resolution whole chest MR pulmonary perfusion imaging in humans...
  12. ncbi request reprint Accurate quantification of right ventricular mass at MR imaging by using cine true fast imaging with steady-state precession: study in dogs
    Stephanie M Shors
    Department of Radiology, Feinberg School of Medicine, Northwestern University, Chicago, Ill, USA
    Radiology 230:383-8. 2004
    ..To assess the accuracy of cine magnetic resonance (MR) imaging with a segmented true fast imaging with steady-state precession (FISP) technique for right ventricular (RV) mass quantification...
  13. ncbi request reprint Presurgical localization of the artery of Adamkiewicz with time-resolved 3.0-T MR angiography
    Thorsten A Bley
    Department of Radiology, University of Wisconsin, 600 Highland Ave, CSC E1 374, Madison, WI 53792, USA
    Radiology 255:873-81. 2010
    ....
  14. pmc Interleaved variable density sampling with a constrained parallel imaging reconstruction for dynamic contrast-enhanced MR angiography
    Kang Wang
    Department of Medical Physics, University of Wisconsin Madison, Madison, Wisconsin 53705 2275, USA
    Magn Reson Med 66:428-36. 2011
    ....
  15. pmc Effectiveness of MR angiography for the primary diagnosis of acute pulmonary embolism: clinical outcomes at 3 months and 1 year
    Mark L Schiebler
    Department of Radiology, University of Wisconsin School of Medicine and Public Health, Madison, Wisconsin, USA
    J Magn Reson Imaging 38:914-25. 2013
    ..To determine the effectiveness of MR angiography for pulmonary embolism (MRA-PE) in symptomatic patients...
  16. pmc Noninvasive assessment of transstenotic pressure gradients in porcine renal artery stenoses by using vastly undersampled phase-contrast MR angiography
    Thorsten A Bley
    Department of Radiology, University of Wisconsin School of Medicine and Public Health, Madison, WI 53705 2275, USA
    Radiology 261:266-73. 2011
    ....
  17. pmc Hyperpolarized Helium-3 MRI of exercise-induced bronchoconstriction during challenge and therapy
    Stanley J Kruger
    Department of Medical Physics, University of Wisconsin, Madison, Wisconsin, USA
    J Magn Reson Imaging 39:1230-7. 2014
    ..This condition is described by airway constriction following exercise leading to reduced forced expiratory volume in 1 second (FEV1) coinciding with ventilation defects on hyperpolarized He-3 MRI...
  18. ncbi request reprint Heart failure: evaluation of cardiopulmonary transit times with time-resolved MR angiography
    Stephanie M Shors
    Department of Radiology, Division of Cardiology, Feinberg School of Medicine, Northwestern University Medical School, Chicago, IL, USA
    Radiology 229:743-8. 2003
    ..To measure cardiopulmonary transit times in patients with heart failure by using low-dose, time-resolved magnetic resonance (MR) angiography and to determine if transit curves reflect conventional MR indexes of cardiac function...
  19. ncbi request reprint Left ventricular mass: manual and automatic segmentation of true FISP and FLASH cine MR images in dogs and pigs
    Christopher J Francois
    Department of Radiology, Feinberg School of Medicine, Northwestern University Medical School, Chicago, Ill, USA
    Radiology 230:389-95. 2004
    ..To evaluate the accuracy of manually and automatically segmented true fast imaging with steady-state precession (FISP) and fast low-angle shot (FLASH) cine magnetic resonance (MR) imaging in the determination of left ventricular (LV) mass...
  20. doi request reprint Increased volume of coverage for abdominal contrast-enhanced MR angiography with two-dimensional autocalibrating parallel imaging: initial experience at 3.0 Tesla
    Darren P Lum
    Department of Radiology, University of Wisconsin Madison, Wisconsin 53792, USA
    J Magn Reson Imaging 30:1093-100. 2009
    ..0 Tesla (T) using a new 2D-accelerated autocalibrating parallel reconstruction method for Cartesian sampling (2D-ARC)...
  21. pmc Volumetric late gadolinium-enhanced myocardial imaging with retrospective inversion time selection
    Steve Kecskemeti
    Department of Physics, University of Wisconsin, Madison, Wisconsin, USA Department of Medical Physics, University of Wisconsin, Madison, Wisconsin, USA
    J Magn Reson Imaging 38:1276-82. 2013
    ..To develop and validate a novel free-breathing 3D radial late gadolinium-enhanced magnetic resonance imaging technique (3D LGE-MRI) with isotropic resolution and retrospective inversion time (TI) selection for myocardial viability imaging...
  22. ncbi request reprint Four-dimensional phase contrast MRI With accelerated dual velocity encoding
    Elizabeth J Nett
    Department of Medical Physics, University of Wisconsin, Madison, Wisconsin, USA
    J Magn Reson Imaging 35:spcone. 2012
    ..To validate a novel approach for accelerated four-dimensional phase contrast MR imaging (4D PC-MRI) with an extended range of velocity sensitivity...
  23. doi request reprint Fat and water magnetic resonance imaging
    Thorsten A Bley
    Department of Radiology, University of Wisconsin, Madison, Wisconsin, USA
    J Magn Reson Imaging 31:4-18. 2010
    ..This enables the reader to understand the reasons why some fat suppression methods work better than others in specific clinical settings...
  24. pmc Three-dimensional imaging of ventilation dynamics in asthmatics using multiecho projection acquisition with constrained reconstruction
    James H Holmes
    Department of Medical Physics, University of Wisconsin Madison, Madison, Wisconsin, USA
    Magn Reson Med 62:1543-56. 2009
    ..While multidetector CT can provide information about static regional air trapping, it is unable to depict dynamics in a setting more comparable to a spirometry maneuver and explore the longitudinal time evolution of the trapped regions...
  25. doi request reprint Dynamic four-dimensional MR angiography of the chest and abdomen
    Michael Griffin
    Department of Radiology, University of Wisconsin, 600 Highland Avenue, Madison, WI 53792, USA
    Magn Reson Imaging Clin N Am 17:77-90. 2009
    ..This article reviews the techniques used to perform four-dimensional CE-MRA and provides an overview of how to use these techniques in CE-MRA of the chest and abdomen...
  26. pmc Impact of acute pulmonary embolization on arterial stiffening and right ventricular function in dogs
    Alessandro Bellofiore
    Department of Biomedical Engineering, University of Wisconsin Madison, 1550 Engineering Drive, Madison, WI 53706 1609, USA
    Ann Biomed Eng 41:195-204. 2013
    ..These results, if confirmed in chronic PH and clinically, suggest that monitoring of PH progression by noninvasive methods may be possible...
  27. pmc Effect of temporal resolution on 4D flow MRI in the portal circulation
    Benjamin R Landgraf
    Department of Radiology, University of Wisconsin, Madison, Wisconsin, USA
    J Magn Reson Imaging 39:819-26. 2014
    ..This study compared phase-contrast MR angiography, 3D flow visualization, and flow quantification of portal venous hemodynamics of time-averaged vs. time-resolved reconstructions...
  28. pmc Magnetic resonance angiography: current status and future directions
    Michael P Hartung
    Department of Radiology, School of Medicine and Public Health, University of Wisconsin Madison, Madison, WI, USA
    J Cardiovasc Magn Reson 13:19. 2011
    ..0 T, novel contrast agents, and parallel imaging methods. The risks of gadolinium-based contrast media, and the NCE-MRA methods of time-of-flight, steady-state free precession, and phase contrast are discussed...
  29. pmc Four-dimensional phase contrast MRI with accelerated dual velocity encoding
    Elizabeth J Nett
    Department of Medical Physics, University of Wisconsin, Madison, Wisconsin 53705 2275, USA
    J Magn Reson Imaging 35:1462-71. 2012
    ..To validate a novel approach for accelerated four-dimensional phase contrast MR imaging (4D PC-MRI) with an extended range of velocity sensitivity...
  30. ncbi request reprint Coronary magnetic resonance angiography using magnetization-prepared contrast-enhanced breath-hold volume-targeted imaging (MPCE-VCATS)
    Carina W Yang
    Radiology, Northwestern University Feinberg School of Medicine, Chicago, Illinois 60611, USA
    Invest Radiol 41:639-44. 2006
    ....
  31. pmc In vivo three-dimensional MR wall shear stress estimation in ascending aortic dilatation
    Erik T Bieging
    Department of Radiology, University of Wisconsin Madison, Wisconsin 53792 3252, USA
    J Magn Reson Imaging 33:589-97. 2011
    ....
  32. ncbi request reprint MRI of the thoracic aorta
    Christopher J Francois
    Department of Radiology, Northwestern University Medical School and Northwestern Memorial Hospital, 676 St Clair Street, Suite 800, Chicago, IL 60611, USA
    Cardiol Clin 25:171-84, vii. 2007
    ..DSA is used primarily as a first-line investigation in the setting of trauma. Several other techniques also have been used in recent years, including CT and MRI. This article focuses primarily on the latter...
  33. pmc Comparison of 3D free-breathing coronary MR angiography and 64-MDCT angiography for detection of coronary stenosis in patients with high calcium scores
    Xin Liu
    Department of Radiology, Northwestern University, 448 E Ontario St, Ste 700, Chicago, IL 60611, USA
    AJR Am J Roentgenol 189:1326-32. 2007
    ..The objective of our study was to compare the diagnostic performance of coronary MR angiography (MRA) and 64-MDCT angiography (MDCTA) for the detection of significant stenosis (> or = 50%) in patients with high calcium scores...
  34. pmc ACR Appropriateness Criteria® pulsatile abdominal mass, suspected abdominal aortic aneurysm
    Benoit Desjardins
    Department of Radiology, University of Pennsylvania, 3400 Spruce St, 1 Silverstein Bldg, Philadelphia, PA 19104 4206, USA
    Int J Cardiovasc Imaging 29:177-83. 2013
    ..In those instances where evidence is lacking or not definitive, expert opinion may be used to recommend imaging or treatment...
  35. doi request reprint Endovascular abdominal aortic aneurysm repair: nonenhanced volumetric CT for follow-up
    Thorsten A Bley
    Departments of Radiology, Statistics, and Vascular Surgery, University of Wisconsin Madison, Madison, WI 53792, USA
    Radiology 253:253-62. 2009
    ....
  36. ncbi request reprint Pulmonary MRA: Differentiation of pulmonary embolism from truncation artefact
    Peter Bannas
    Department of Radiology, University of Wisconsin Madison, 600 Highland Avenue, Room E1 372, Madison, WI, 53792 3252, USA
    Eur Radiol 24:1942-9. 2014
    ..We propose a quantitative approach to differentiate truncation artefact from PE...
  37. pmc Non-contrast enhanced 3D SSFP MRA of the renal allograft vasculature: a comparison between radial linear combination and cartesian inflow-weighted acquisitions
    Eric M Bultman
    Department of Biomedical Engineering, University of Wisconsin, Madison, WI Electronic address
    Magn Reson Imaging 32:190-5. 2014
    ..005). These two methods of non-contrast MR imaging each have significant strengths and are complementary to each other in evaluating the vasculature of renal allografts. ..
  38. doi request reprint Exercise-induced bronchoconstriction: reproducibility of hyperpolarized 3He MR imaging
    David J Niles
    Department of Medical Physics, School of Medicine and Public Health, University of Wisconsin, 1111 Highland Ave, Room 1005, Madison, WI 53705 2275, USA
    Radiology 266:618-25. 2013
    ..To quantitatively evaluate interday, interreader, and intersite agreement of readers of hyperpolarized helium 3 (HPHe) MR images in patients with exercise-induced bronchoconstriction...
  39. pmc Four-dimensional phase contrast magnetic resonance angiography: potential clinical applications
    Alex Frydrychowicz
    Department of Radiology, University of Wisconsin Madison, United States
    Eur J Radiol 80:24-35. 2011
    ..Thereby, exciting new opportunities for vascular imaging and diagnosis are available...
  40. doi request reprint Advances in CT and MR Technology
    Christopher J Francois
    University of Wisconsin Madison, Madison, WI 53792 3252, USA
    Perspect Vasc Surg Endovasc Ther 24:128-36. 2012
    ..In addition, new MR angiography methods have expanded the use of MR angiography beyond purely anatomical information toward quantitative hemodynamic analyses...
  41. ncbi request reprint Analysis of cardiopulmonary transit times at contrast material-enhanced MR imaging in patients with heart disease
    Christopher J Francois
    Department of Radiology, Northwestern University Medical School, Chicago, Ill, USA
    Radiology 227:447-52. 2003
    ..To build a database of arm-to-aorta circulation times for contrast enhancement and to determine if measured transit times can help in discrimination between patients with and patients without heart disease...