Research Topics
| U Joseph SchoepfSummaryAffiliation: Harvard University Country: USA Publications
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Publications
CT angiography for diagnosis of pulmonary embolism: state of the artU Joseph Schoepf
Department of Radiology, Brigham and Women s Hospital, Harvard Medical School, 75 Francis St, Boston, MA 02115, USA
Radiology 230:329-37. 2004....
Spiral computed tomography for acute pulmonary embolismU Joseph Schoepf
Department of Radiology, Brigham and Women s Hospital, Harvard Medical School, 75 Francis St, Boston, Mass 02115, USA
Circulation 109:2160-7. 2004..In this review, we assess the current role and future potential of CT in the diagnostic algorithm of acute pulmonary embolism...
Multislice CT angiographyU Joseph Schoepf
Department of Radiology, Brigham and Women s Hospital, Harvard Medical School, 75 Francis Street, MA 02115, Boston, USA
Eur Radiol 13:1946-61. 2003....
Multidetector-row CT of the heartU Joseph Schoepf
Department of Radiology, Brigham and Women s Hospital, Harvard Medical School, 75 Francis Street, Boston, MA 02115, USA
Radiol Clin North Am 41:491-505, v. 2003....
Images in cardiovascular medicine. Isolated subsegmental pulmonary embolus diagnosed by multidetector-row computed tomographyU Joseph Schoepf
Department of Radiology, Brigham and Women's Hospital, Harvard Medical School, 75 Francis St, Boston, Mass 02115, USA
Circulation 109:e220-1. 2004
CT of coronary artery diseaseU Joseph Schoepf
Department of Radiology, Brigham and Women s Hospital, Harvard Medical School, 75 Francis Street, Boston, MA 02115, USA
Radiology 232:18-37. 2004....
Use of multidetector computed tomography for the assessment of acute chest pain: a consensus statement of the North American Society of Cardiac Imaging and the European Society of Cardiac RadiologyArthur E Stillman
Department of Radiology, Emory University, Atlanta, GA, USA
Eur Radiol 17:2196-207. 2007
Impact of right ventricular contrast attenuation on the accuracy of right ventricular function analysis at cardiac multi-detector-row CTMichael R Aho
Department of Radiology, Medical University of South Carolina, Charleston, SC, USA
Eur J Radiol 73:560-5. 2010..To investigate the impact of right ventricle (RV) contrast attenuation on the accuracy of RV function analysis at cardiac CT performed for coronary imaging...
Significant coronary artery stenosis: comparison on per-patient and per-vessel or per-segment basis at 64-section CT angiographyChristopher Herzog
Department of Radiology, Medical University of South Carolina, 169 Ashley Ave, Charleston, SC 29425, USA
Radiology 244:112-20. 2007....
Does two-segment image reconstruction at 64-section CT coronary angiography improve image quality and diagnostic accuracy?Christopher Herzog
Department of Radiology, Medical University of South Carolina, 169 Ashley Ave, Charleston, SC 29425, USA
Radiology 244:121-9. 2007....
Dual-energy CT of the heart for diagnosing coronary artery stenosis and myocardial ischemia-initial experienceBalazs Ruzsics
Department of Radiology, Medical University of South Carolina, Charleston, SC 29425, USA
Eur Radiol 18:2414-24. 2008..Our initial experience may warrant further exploration of DECT as a possibly feasible single imaging investigation for the comprehensive diagnosis of coronary stenosis and myocardial ischemia...
Chest CT assessment following thrombolysis or surgical embolectomy for acute pulmonary embolismFlorian Kipfmueller
Cardiovascular Division, Department of Medicine, Brigham and Women's Hospital, Harvard Medical School, Boston, MA 02115, USA
Vasc Med 10:85-9. 2005..33). Reconstructed 4-chamber views on chest CT provide noninvasive imaging of right ventricular enlargement and permit dynamic assessment of the right ventricular response to thrombolysis and embolectomy in patients with acute PE...
Electrocardiographically gated 16-section CT of the thorax: cardiac motion suppressionLars K Hofmann
Department of Radiology, Brigham and Women's Hospital, Harvard Medical School, Boston, MA, USA
Radiology 233:927-33. 2004..Best image quality was achieved by referencing image reconstruction to middiastole (50%-60%) for the left coronary artery, aortic root, and ascending aorta. The pulmonary arteries are best displayed during mid- to late diastole (80%)...
Pulmonary embolism: computer-aided detection at multidetector row spiral computed tomographyU Joseph Schoepf
Department of Radiology, Medical University of South Carolina, Charleston, SC 29425, USA
J Thorac Imaging 22:319-23. 2007..We aimed to evaluate the feasibility and performance of a computer-aided detection (CAD) tool for automated detection of segmental and subsegmental pulmonary emboli...
Right ventricular enlargement on chest computed tomography: a predictor of early death in acute pulmonary embolismU Joseph Schoepf
Department of Radiology, Medical University of South Carolina, Charleston, SC, USA
Circulation 110:3276-80. 2004..00; 95% CI, 1.04 to 3.86; P=0.039), and age (hazard ratio, 1.03; 95% CI, 1.01 to 1.05; P=0.005). CONCLUSIONS: In patients with acute PE, RV enlargement on reconstructed CT 4-CH view helps predict early death...
Right heart: split-bolus injection of diluted contrast medium for visualization at coronary CT angiographyJ Matthias Kerl
Department of Radiology, Medical University of South Carolina, 169 Ashley Ave, Charleston, SC 29425, USA
Radiology 247:356-64. 2008....
Coronary CT angiographyU Joseph Schoepf
Department of Radiology, Medical University of South Carolina, 169 Ashley Ave, Charleston, SC 29425, USA
Radiology 244:48-63. 2007....
Use of multidetector computed tomography for the assessment of acute chest pain: a consensus statement of the North American Society of Cardiac Imaging and the European Society of Cardiac RadiologyArthur E Stillman
Department of Radiology, Emory University, Atlanta, GA, USA
Int J Cardiovasc Imaging 23:415-27. 2007
The Age of CT Pulmonary AngiographyU Joseph Schoepf
Department of Radiology, Medical University of South Carolina, 169 Ashley Avenue, Charleston, SC 29425, USA
J Thorac Imaging 20:273-9. 2005..At the same time, efforts must be directed at refining clinical pathways to ensure appropriate use and avoid overutilization of this test...
Clinical validity of a negative computed tomography scan in patients with suspected pulmonary embolism: a systematic reviewRene Quiroz
Department of Radiology, Brigham and Women's Hospital, Boston, Mass, USA
JAMA 293:2012-7. 2005..01 (95% CI, 0.01-0.02) and the overall NPV was 99.4% (95% CI, 98.7%-99.9%). CONCLUSION: The clinical validity of using a CT scan to rule out pulmonary embolism is similar to that reported for conventional pulmonary angiography...
Coronary CTA: image acquisition and interpretationJosef Matthias Kerl
Department of Radiology, Medical University of South Carolina, SC 29425, USA
J Thorac Imaging 22:22-34. 2007....
Pediatric cardiovascular CT angiography: radiation dose reduction using automatic anatomic tube current modulationChristopher Herzog
Department of Radiology, Medical University of South Carolina, 169 Ashley Ave, Charleston, SC 29425, USA
AJR Am J Roentgenol 190:1232-40. 2008..The purpose of this study was to assess the effect of weight-based scanning protocols and automatic tube current modulation on the tube current-time product and image quality at pediatric cardiovascular 64-MDCT angiography...
Multidetector-row CT of the heartLars K Hofmann
Department of Radiology, Brigham and Women's Hospital, Harvard Medical School, 75 Francis Street, Boston, MA 02115, USA
Semin Roentgenol 38:135-45. 2003
Diagnosing pulmonary embolism: time to rewrite the textbooksU Joseph Schoepf
Department of Radiology, Medical University of South Carolina, Charleston, 29425, USA
Int J Cardiovasc Imaging 21:155-63. 2005....
Pulmonary artery CTAU Joseph Schoepf
Department of Radiology, Medical University of South Carolina, Charleston, SC 29425, USA
Tech Vasc Interv Radiol 9:180-91. 2006....
CT angiography with multidetector-row CT for detection of acute pulmonary embolusJames G Ravenel
Department of Radiology, Medical University of South Carolina, Charleston, SC, USA
Semin Roentgenol 40:11-9. 2005
Novel developments in cardiac computed tomographyJames G Ravenel
Department of Radiology, Medical University of South Carolina, Charleston, SC 29425, USA
Am Heart Hosp J 3:167-74. 2005..This article reviews the advances in technology and their implications for imaging the heart...
Multidetector CT of the paranasal sinus: potential for radiation dose reductionMatthias H Brem
Department of Radiology, Brigham and Women s Hospital, Harvard Medical School, Boston, MA, USA
Radiology 243:847-52. 2007..On the basis of the results, tube currents can be lowered and radiation dose reduced by 20%...
Coronary CTA: indications, patient selection, and clinical implicationsChristian Thilo
Department of Radiology, Medical University of South Carolina, SC 29425, USA
J Thorac Imaging 22:35-9. 2007..Future applications of this study include coronary plaque imaging, triage of patients with chest pain in the emergency room, and evaluation of myocardial viability...
Saline chasing technique with dual-syringe injector systems for multi-detector row computed tomographic angiography: rationale, indications, and protocolsMark A Auler
Department of Radiology, Medical University of South Carolina, Charleston, SC 29425, USA
Curr Probl Diagn Radiol 35:1-11. 2006..We examine the use of intravenous contrast from a historical perspective and discuss the latest methodologies, such as saline chasing techniques, that optimize the contrast bolus with CT angiography...
CT pulmonary angiography for acute pulmonary embolism: cost-effectiveness analysis and review of the literatureRene Quiroz
Cardiovascular Division, Department of Medicine, Brigham and Women's Hospital, Boston, MA, USA
Semin Roentgenol 40:20-4. 2005..Current evidence shows that CT is a cost-effective alternative to V/Q scanning, particularly when sensitivity is sufficiently high. The purpose of this article is to review the cost-effective role of CT in the diagnosis of acute PE...
Computed tomography and pulmonary embolus: a reviewDouglas R Lake
Division of Thoracic Imaging, Department of Radiology, Medical University of South Carolina, Charleston, SC 29425, USA
Semin Ultrasound CT MR 26:270-80. 2005..MDCT technique, diagnostic criteria, prognosis assessment and common causes of misdiagnosis are reviewed with a look toward future trends...
Computer-aided diagnosis as a second reader: spectrum of findings in CT studies of the chest interpreted as normalKersten Peldschus
Department of Radiology, Brigham and Women's Hospital, Harvard Medical School, Boston, MA, USA
Chest 128:1517-23. 2005..25 per case (range, 0 to 11). CONCLUSIONS: Significant lung lesions are frequently missed at routine clinical interpretation of chest CT studies but may be detected if CAD is used as an additional reader...
Spiral CT for pulmonary embolism: the paradigm has shiftedRene Quiroz
Venous Thromboembolism Research Group, Cardiovascular Division, Brigham and Women's Hospital, Harvard Medical School, Boston, MA 02115, USA
Am Heart Hosp J 1:281-8. 2003..In this review, the authors assess the current role of spiral CT in the diagnostic algorithm of PE...
Iso-osmolality versus low-osmolality iodinated contrast medium at intravenous contrast-enhanced CT: effect on kidney functionShaun A Nguyen
Department of Radiology, Medical University of South Carolina, PO Box 250322, 169 Ashley Ave, Charleston, SC 29425, USA
Radiology 248:97-105. 2008....
Right ventricular enlargement on chest computed tomography: prognostic role in acute pulmonary embolismRene Quiroz
Department of Radiology, Brigham and Women's Hospital, Harvard Medical School, Boston, Mass 02115, USA
Circulation 109:2401-4. 2004..Ventricular CT measurements obtained from 4-CH views are superior to those from axial views for identifying high-risk patients...
Pulmonary embolism after coronary artery bypass graftingSamuel Z Goldhaber
Cardiovascular Division, Department of Medicine, Brigham and Women's Hospital, Harvard Medical School, 75 Francis St, Boston, Mass 02115, USA
Circulation 109:2712-5. 2004
Integrated assessment of coronary anatomy and myocardial perfusion using a retractable SPECT camera combined with 64-slice CT: initial experienceChristian Thilo
Department of Radiology, Medical University of South Carolina, Charleston, SC 29425, USA
Eur Radiol 19:845-56. 2009..Our initial experience indicates that the integration of SPECT MPI with cCTA is technically feasible and enables the comprehensive evaluation of coronary artery anatomy and myocardial perfusion with a single instrumental setup...
Multidetector-row CT imaging of pulmonary embolismU Joseph Schoepf
Department of Radiology, Brigham and Women's Hospital, Harvard Medical School, 75 Francis Street, Boston, MA 02115, USA
Semin Roentgenol 38:106-14. 2003
Augmented reality visualization for CT-guided interventions: system description, feasibility, and initial evaluation in an abdominal phantomMarco Das
Dept of Radiology, Brigham and Women's Hosp, Harvard Medical School, Boston, Mass, USA
Radiology 240:230-5. 2006..On the basis of these results, AR visualization for CT-guided intervention appears feasible and allows intuitive and accurate lesion targeting in a phantom. Supplemental material: radiology.rsnajnls.org/cgi/content/full/2401040018/DC1..
Posttraumatic pseudoaneurysm of the left ventricle: multimodality assessmentChristian Thilo
Department of Radiology, Medical University of South Carolina, 169 Ashley Avenue, 265NT, Charleston, SC 29425, USA
Eur Heart J 29:1792. 2008
Images in cardiovascular medicine. Myocardial ischemia diagnosed by dual-energy computed tomography: correlation with single-photon emission computed tomographyBalazs Ruzsics
Department of Radiology, Medical University of South Carolina, 169 Ashley Ave, Charleston, SC 29425, USA
Circulation 117:1244-5. 2008
Replacing diagnostic catheterization with coronary CT angiography: the final frontierU Joseph Schoepf
Eur Heart J 28:2305-6. 2007
CT perfusion imaging of the lung in pulmonary embolismPeter Herzog
Institute of Clinical Radiology, Ludwig Maximilians University, Munich, Germany
Acad Radiol 10:1132-46. 2003
Optimal contrast application for cardiac 4-detector-row computed tomographyChristoph R Becker
Department of Clinical Radiology, University Hospital Munich, Grosshadern, Germany
Invest Radiol 38:690-4. 2003..This study was designed to determine the optimal contrast protocol for 4-detector-row computed tomography angiography of the heart...
Ex vivo coronary atherosclerotic plaque characterization with multi-detector-row CTChristoph R Becker
Department of Clinical Radiology, University of Munich, Grosshadern, Marchioninistrasse 15, 81377 Munich, Germany
Eur Radiol 13:2094-8. 2003..01). Atherosclerotic coronary plaques detected by CTA may represent different stages of coronary atherosclerosis. The tissue attenuation of non-calcified plaques may allow for assessment of their predominant component...
Advances in cardiac imaging with 16-section CT systemsThomas G Flohr
Siemens Medical Solutions, CTC CF, Siemensstrasse 1, D-91301 Forchheim, Germany
Acad Radiol 10:386-401. 2003..With ECG pulsing, the dose is reduced by 30%-50% depending on the patient's heart rate. CONCLUSION: Clinical experience will be needed to evaluate fully the potential of 16-section technology for cardiac imaging...
Coronary artery calcium: absolute quantification in nonenhanced and contrast-enhanced multi-detector row CT studiesCheng Hong
Department of Clinical Radiology, Klinikum Grosshadern, University of Munich, Marchioninistrasse 15, 81377 Munich, Germany
Radiology 223:474-80. 2002..Measurements of calcium mass obtained at 1.25-mm section width CT angiography have the best agreement with those obtained at the traditional 3-mm section width imaging protocol...
Chasing the heart: new developments for cardiac CTThomas G Flohr
Siemens Medical Solutions, Forchheim, Germany
J Thorac Imaging 22:4-16. 2007....
CT measurement of coronary calcium mass: impact on global cardiac risk assessmentChristoph R Becker
Department of Clinical Radiology, Ludwig Maximilians University Hospital Munich, Klinikum Grosshadern, Marchioninistr 15, 81377 Munich, Germany
Eur Radiol 15:96-101. 2005..The coronary calcium mass and age-related scoring system may have impact on the reassignment of patients with an intermediate Framingham risk to a lower or higher risk group...
Multi-detector row CT systems and image-reconstruction techniquesThomas G Flohr
Siemens Medical Solutions, CT Division, Forchheim, Germany
Radiology 235:756-73. 2005..Finally, the evolutionary steps from traditional single-section spiral image-reconstruction algorithms to the most recent approaches toward multisection spiral reconstruction are traced...
Approaches to CT perfusion imaging in pulmonary embolismJoachim E Wildberger
Department of Diagnostic Radiology, University of Technology, Aachen, Germany
Semin Roentgenol 40:64-73. 2005..Initial animal data from 16-slice MSCT offer a real CT-subtraction technique of the entire chest for the first time...
CT of coronary artery diseaseChristopher Herzog
Institute for Diagnostic and Interventional Radiology, Johann Wolfgang Goethe University, Frankfurt, Germany
J Thorac Imaging 22:40-8. 2007....
CT of cardiac functionGiancarlo Savino
Radiology Department, Catholic University, Policlinico Gemelli, Rome
J Thorac Imaging 22:86-100. 2007..Initial results on accuracy are promising and the clinical applicability of MDCT should rapidly increase...
Optimized image reconstruction for detection of deep venous thrombosis at multidetector-row CT venographyMarco Das
Department of Diagnostic Radiology, University Hospital, University of Technology RWTH, Pauwelsstr 30, 52074, Aachen, Germany
Eur Radiol 16:269-75. 2006..Median image quality was 2. Estimated effective dose ranged between 2.3 mSv and 11.8 mSv. Gaps in sequential protocols may lead to false negative results. Therefore, spiral scanning protocols for complete depiction of DVT are mandatory...
CT for imaging coronary artery disease: defining the paradigm for its applicationBernd M Ohnesorge
Division CT, Siemens Medical Solutions, Medical University of South Carolina, Charleston, SC 29425, USA
Int J Cardiovasc Imaging 21:85-104. 2005..This communication discusses potential approaches for the beneficial utilization of MDCT for the assessment of patients with known or suspected coronary heart disease...
CT in the diagnosis of pulmonary embolismJames G Ravenel
AJR Am J Roentgenol 184:1707; author reply 1707-8. 2005
Coronary artery calcium scoring: medicine and politicsChristoph R Becker
Eur Radiol 13:445-7. 2003
Detection of coronary artery stenoses with multislice helical CT angiographyChristoph R Becker
Department of Clinical Radiology, University of Munich, Klinikum Grosshadern, Marchioninistr 15, 81377 Munich, Germany
J Comput Assist Tomogr 26:750-5. 2002..The authors compared multislice CT angiography and selective angiography for the assessment of coronary artery disease...
Acute abdomen: Added diagnostic value of coronal reformations with 64-slice multidetector row computed tomographyStephan Zangos
Department of Diagnostic and Interventional Radiology, Institute for Diagnostic and Interventional Radiology, University Hospital Frankfurt, Johann Wolfgang Goethe University, Theodor Stern Kai 7, D 60590 Frankfurt Main
Acad Radiol 14:19-27. 2007..We sought to assess retrospectively the added value of coronal reformations from isotropic voxels obtained with 64-slice multidetector row computed tomography (CT) of the acute abdomen...
Subsegmental pulmonary emboli: improved detection with thin-collimation multi-detector row spiral CTU Joseph Schoepf
Institutes of Clinical Radiology, University of Munich, Germany
Radiology 222:483-90. 2002..To compare different reconstruction thicknesses of thin-collimation multi-detector row spiral computed tomographic (CT) data sets of the chest for the detection of subsegmental pulmonary emboli...
