T R C Johnson

Summary

Affiliation: University of Munich
Country: Germany

Publications

  1. pmc Individual patient data meta-analysis for the clinical assessment of coronary computed tomography angiography: protocol of the Collaborative Meta-Analysis of Cardiac CT (CoMe-CCT)
    Georg M Schuetz
    Department of Radiology, Charité Universitätsmedizin Berlin Campus Mitte, Humboldt Universitat zu Berlin, Freie Universitat Berlin, Chariteplatz 1, Berlin 10117, Germany
    Syst Rev 2:13. 2013
  2. doi request reprint Dual-energy CT: general principles
    Thorsten R C Johnson
    Institute for Clinical Radiology, Ludwig Maximilians University Hospital Munich, Marchioninistrasse 15, Munich, Bavaria, Germany
    AJR Am J Roentgenol 199:S3-8. 2012
  3. doi request reprint Dual-energy CT for the evaluation of silicone breast implants
    Thorsten R C Johnson
    Department of Clinical Radiology, University of Munich Grosshadern Campus, Marchioninistr 15, 81377 Munich, Germany
    Eur Radiol 23:991-6. 2013
  4. ncbi request reprint [Quantitative analysis of left ventricular wall motion with MRI tagging]
    T Johnson
    Institut fur Klinische Radiologie, Klinikum Grosshadern der Ludwig Maximilians Universität München
    Radiologe 44:158-63. 2004
  5. ncbi request reprint Myocardial tagging with steady state free precession techniques and semi-automatic postprocessing--impact on diagnostic value
    Thorsten R C Johnson
    Department of Clinical Radiology, Grosshadern Hospital, Ludwig Maximilians University, Munich, Germany
    Eur Radiol 17:2218-24. 2007
  6. ncbi request reprint [Dual-source CT in chest pain diagnosis]
    Thorsten R C Johnson
    Institut fur Klinische Radiologie, Klinikum Grosshadern der Ludwig Maximilians Universität München, Marchioninistr 15, 81377, Munchen, Deutschland
    Radiologe 47:301-9. 2007
  7. ncbi request reprint Diagnostic accuracy of dual-source computed tomography in the diagnosis of coronary artery disease
    Thorsten R C Johnson
    Department Clinical Radiology, Medical Clinic I, University of Munich, Grosshadern Campus, Munich, Germany
    Invest Radiol 42:684-91. 2007
  8. pmc Dual-source CT for chest pain assessment
    Thorsten R C Johnson
    Department of Clinical Radiology, University of Munich, Munich, Germany
    Eur Radiol 18:773-80. 2008
  9. ncbi request reprint ECG-gated 64-MDCT angiography in the differential diagnosis of acute chest pain
    Thorsten R C Johnson
    Department of Clinical Radiology, University of Munich, Grosshadern Campus, Marchioninistrasse 15, 81377 Munich, Germany
    AJR Am J Roentgenol 188:76-82. 2007
  10. ncbi request reprint Material differentiation by dual energy CT: initial experience
    Thorsten R C Johnson
    Department of Clinical Radiology, University of Munich Grosshadern Campus, Marchioninistrasse 15, 81377 Munich, Germany
    Eur Radiol 17:1510-7. 2007

Collaborators

Detail Information

Publications36

  1. pmc Individual patient data meta-analysis for the clinical assessment of coronary computed tomography angiography: protocol of the Collaborative Meta-Analysis of Cardiac CT (CoMe-CCT)
    Georg M Schuetz
    Department of Radiology, Charité Universitätsmedizin Berlin Campus Mitte, Humboldt Universitat zu Berlin, Freie Universitat Berlin, Chariteplatz 1, Berlin 10117, Germany
    Syst Rev 2:13. 2013
    ..The individual patient data meta-analysis is registered with the PROSPERO database (CoMe-CCT, CRD42012002780)...
  2. doi request reprint Dual-energy CT: general principles
    Thorsten R C Johnson
    Institute for Clinical Radiology, Ludwig Maximilians University Hospital Munich, Marchioninistrasse 15, Munich, Bavaria, Germany
    AJR Am J Roentgenol 199:S3-8. 2012
    ..Various postprocessing algorithms readily provide clinically relevant spectral information...
  3. doi request reprint Dual-energy CT for the evaluation of silicone breast implants
    Thorsten R C Johnson
    Department of Clinical Radiology, University of Munich Grosshadern Campus, Marchioninistr 15, 81377 Munich, Germany
    Eur Radiol 23:991-6. 2013
    ..Our objective was to evaluate whether it is feasible to identify silicone in breast implants by dual-energy CT and to reliably diagnose or rule out ruptures...
  4. ncbi request reprint [Quantitative analysis of left ventricular wall motion with MRI tagging]
    T Johnson
    Institut fur Klinische Radiologie, Klinikum Grosshadern der Ludwig Maximilians Universität München
    Radiologe 44:158-63. 2004
    ..This evaluation method was to be applied to characterize the physiological contraction cycle and to determine pathophysiological changes...
  5. ncbi request reprint Myocardial tagging with steady state free precession techniques and semi-automatic postprocessing--impact on diagnostic value
    Thorsten R C Johnson
    Department of Clinical Radiology, Grosshadern Hospital, Ludwig Maximilians University, Munich, Germany
    Eur Radiol 17:2218-24. 2007
    ..Tagging sequences with SSFP readout at 1.5 T make a semi-automatic evaluation of the whole cardiac cycle feasible in a large share of patients...
  6. ncbi request reprint [Dual-source CT in chest pain diagnosis]
    Thorsten R C Johnson
    Institut fur Klinische Radiologie, Klinikum Grosshadern der Ludwig Maximilians Universität München, Marchioninistr 15, 81377, Munchen, Deutschland
    Radiologe 47:301-9. 2007
    ..The aim of this study was to assess the diagnostic accuracy of dual-source CT in this patient group...
  7. ncbi request reprint Diagnostic accuracy of dual-source computed tomography in the diagnosis of coronary artery disease
    Thorsten R C Johnson
    Department Clinical Radiology, Medical Clinic I, University of Munich, Grosshadern Campus, Munich, Germany
    Invest Radiol 42:684-91. 2007
    ....
  8. pmc Dual-source CT for chest pain assessment
    Thorsten R C Johnson
    Department of Clinical Radiology, University of Munich, Munich, Germany
    Eur Radiol 18:773-80. 2008
    ..Correlation to invasive coronary angiography showed 100% sensitivity and negative predictive value for coronary stenoses. Dual-source CT offers a comprehensive, robust and fast chest pain assessment...
  9. ncbi request reprint ECG-gated 64-MDCT angiography in the differential diagnosis of acute chest pain
    Thorsten R C Johnson
    Department of Clinical Radiology, University of Munich, Grosshadern Campus, Marchioninistrasse 15, 81377 Munich, Germany
    AJR Am J Roentgenol 188:76-82. 2007
    ..The purpose of this study was to evaluate the diagnostic value of an ECG-gated 64-MDCT angiography protocol for simultaneous assessment of the pulmonary arteries, coronary arteries, and aorta within a single breath-hold...
  10. ncbi request reprint Material differentiation by dual energy CT: initial experience
    Thorsten R C Johnson
    Department of Clinical Radiology, University of Munich Grosshadern Campus, Marchioninistrasse 15, 81377 Munich, Germany
    Eur Radiol 17:1510-7. 2007
    ..Dual energy CT offers a more specific tissue characterization in CT and can improve the assessment of vascular disease. Further studies are required to draw conclusions on the diagnostic value of the individual applications...
  11. doi request reprint [An unusual breast tumor]
    T R C Johnson
    Institut fur Klinische Radiologie, Klinikum Grosshadern der Ludwig Maximilians Universität, Munchen, Deutschland
    Radiologe 49:942-5. 2009
    ..The presented case shows how difficult it can be to diagnose rare diseases if they present with masses in atypical locations. In an extensive further diagnostic workup other characteristic findings then point to the correct diagnosis...
  12. ncbi request reprint [Quantification of right ventricular function in congenital heart disease: correlation of 3D echocardiography and MRI as complementary methods]
    T R Johnson
    Institut fur Klinische Radiologie, Universität München Klinikum Grosshadern
    Rofo 178:1014-21. 2006
    ..The aim of this study was to correlate the parameters of the right ventricular function in MRI and 3D echocardiography to determine the agreement of both modalities...
  13. ncbi request reprint Dual-source CT cardiac imaging: initial experience
    Thorsten R C Johnson
    Department of Clinical Radiology, University of Munich Grosshadern Campus, Marchioninistrasse 15, 81377, Munich, Germany
    Eur Radiol 16:1409-15. 2006
    ..Dual-source CT offers very robust diagnostic image quality in a wide range of heart rates. The high temporal resolution now also makes a functional evaluation of the heart valves and myocardium possible...
  14. ncbi request reprint Images in cardiovascular medicine. Detection of cardiac metastasis by positron-emission tomography-computed tomography
    Thorsten R C Johnson
    Department of Clinical Radiology, University of Munich, Munich, Germany
    Circulation 112:e61-2. 2005
  15. ncbi request reprint Optimization of contrast material administration for electrocardiogram-gated computed tomographic angiography of the chest
    Thorsten R C Johnson
    Department of Clinical Radiology, Medical Clinic I, University of Munich Grosshadern Campus, Marchioninistrasse, Munich, Germany
    J Comput Assist Tomogr 31:265-71. 2007
    ..Electrocardiogram-gated computed tomographic angiography is increasingly used in the differential diagnosis of acute chest pain. We studied the optimal timing of contrast material injection using a test bolus and a bolus-tracking technique...
  16. doi request reprint Automated quantification of pulmonary perfused blood volume by dual-energy CTPA in chronic thromboembolic pulmonary hypertension
    F G Meinel
    Institute for Clinical Radiology, Ludwig Maximilians University Hospital Munich
    Rofo 186:151-6. 2014
    ....
  17. doi request reprint Dual Energy CT lung perfusion imaging--correlation with SPECT/CT
    S F Thieme
    Department of Clinical Radiology, Ludwig Maximilians University, Klinikum Grosshadern, Marchioninistr 15, D 81377 Munchen, Germany
    Eur J Radiol 81:360-5. 2012
    ..Aims were (1) to determine the diagnostic accuracy of Dual Energy CT (DECT) in the detection of perfusion defects and (2) to evaluate the potential of DECT to improve the sensitivity for PE...
  18. ncbi request reprint Quantitative assessment of left ventricular function with dual-source CT in comparison to cardiac magnetic resonance imaging: initial findings
    S Busch
    Department of Clinical Radiology, University of Munich, Marchioninistr 15, 81377, Munich, Germany
    Eur Radiol 18:570-5. 2008
    ..The observed differences in the measured values may be due to different post-processing methods and physiological reactions to contrast material injection without beta-blocker medication...
  19. ncbi request reprint Contrast enhanced ultrasound and Dual Source CT of left atrial myxoma
    D A Clevert
    Department of Clinical Radiology, University of Munich Grosshadern Campus, Munich, Germany
    Ultraschall Med 28:622-5. 2007
    ..Contrast enhanced ultrasound (CEUS) seems to be a promising new diagnostic option for diagnosis and preoperative planning of treatment for patients with myxoma. It is an additional examination to baseline ultrasound and CT or MRT...
  20. doi request reprint Assessment of radiation exposure on a dual-source computed tomography-scanner performing coronary computed tomography-angiography
    S Kirchhoff
    Institute of Clinical Radiology, University Hospital Munich Grosshadern, Ludwig Maximilians Universitat Munchen, Klinikum Grosshadern, Marchioninistrasse 15, 81377 Munich, Germany
    Eur J Radiol 74:e181-5. 2010
    ....
  21. ncbi request reprint Imaging of aortic abnormalities with contrast-enhanced ultrasound. A pictorial comparison with CT
    D A Clevert
    Department of Clinical Radiology, University of Munich Grosshadern, Munich, Germany
    Eur Radiol 17:2991-3000. 2007
    ..This review compares CEUS findings with those documented on computed tomography angiography (CTA), allowing the reader to appreciate the usefulness of CEUS in this clinical situation...
  22. ncbi request reprint High-grade stenoses of the internal carotid artery: comparison of high-resolution contrast enhanced 3D MRA, duplex sonography and power Doppler imaging
    D A Clevert
    Department of Clinical Radiology, University of Munich Grosshadern Campus, Marchioninistr 15, 81377 Munich, Germany
    Eur J Radiol 60:379-86. 2006
    ....
  23. ncbi request reprint [Quantification of coronary artery stenoses: comparison of 64-slice and dual source CT angiography with cardiac catheterization]
    Stephanie Busch
    Institut fur Klinische Radiologie, Klinikum Grosshadern der Ludwig Maximilians Universität München, Marchioninistr 15, 81377, Munchen, Deutschland
    Radiologe 47:295-300. 2007
    ..New software tools for semiquantitative analysis (CT-QCA, quantitative coronary assessment) might be adequate to improve the diagnostic accuracy und reproducibility...
  24. ncbi request reprint [Pre- and postsurgical diagnostics with dual-source computed tomography in cardiac surgery]
    K Nikolaou
    Institut fur Klinische Radiologie, Klinikum Grosshadern der Ludwig Maximilians Universität München, Marchioninistr 15, 81377, Munchen, Deutschland
    Radiologe 47:310-8. 2007
    ..The aim of this study was to evaluate the clinical potential of dual-source computed tomography (DSCT) in pre- and postsurgical diagnostics in the field of cardiac surgery...
  25. doi request reprint Three-dimensional pelvimetry by computed tomography
    M Lenhard
    Department of Obstetrics and Gynecology, Ludwig Maximilians University Munich, Campus Grosshadern, Munich, Germany
    Radiol Med 114:827-34. 2009
    ..This study was undertaken to assess the agreement of computed tomography (CT) pelvimetry with different postprocessing techniques...
  26. ncbi request reprint Color Doppler, power Doppler and B-flow ultrasound in the assessment of ICA stenosis: Comparison with 64-MD-CT angiography
    D A Clevert
    Department of Clinical Radiology, University of Munich Grosshadern Campus, Marchioninistr 15, 81377 Munich, Germany
    Eur Radiol 17:2149-59. 2007
    ..5 and 3.2 %. There is excellent correlation (coefficient 0.88, CI 0.77-0.93) with 64-MD-CTA and B-flow ultrasound in terms of accuracy for intrastenotic and poststenotic diameter. Duplex sonography is useful for screening purposes...
  27. doi request reprint Predictive value of PET-CT imaging versus AGO-scoring in patients planned for cytoreductive surgery in recurrent ovarian cancer
    S M Lenhard
    Department of Obstetrics and Gynecology, Ludwig Maximilians University Munich, Campus Grosshadern, Marchioninistrasse 15, 80337 Munich, Germany
    Eur J Obstet Gynecol Reprod Biol 140:263-8. 2008
    ..To assess the predictive value of positron emission tomography computed tomography (PET-CT) imaging in comparison to AGO-scoring in patients planned for cytoreductive surgery in recurrent ovarian cancer...
  28. doi request reprint [Unusual intensive care course in a patient with head injuries]
    M D'Anastasi
    Institut fur Klinische Radiologie, Klinikum der Ludwig Maximilians Universität, Campus Grosshadern, Marchioninistr 15, 81377, Munchen, Deutschland
    Radiologe 52:163-6. 2012
    ....
  29. ncbi request reprint Treatment of secondary stent-graft collapse after endovascular stent-grafting for iliac artery pseudoaneurysms
    D A Clevert
    Institute of Clinical Radiology, University of Munich Grosshadern Campus, Marchioninistrasse 15, Munich, Germany
    Cardiovasc Intervent Radiol 30:111-5. 2007
    ..Peri- and post-interventional ultrasound and CT angiography confirmed the exclusion of the aneurysm without an endoleak...
  30. ncbi request reprint Cervical artery dissection: improved diagnosis by B-Flow ultrasound
    D A Clevert
    Department of Clinical Radiology, University of Munich, Campus Grosshadern, Munich, Germany
    Clin Hemorheol Microcirc 36:141-53. 2007
    ..The objective of this study was to evaluate the efficiency of B-Flow ultrasound in diagnosing supraaortic vessel dissections compared with other ultrasound techniques including B scan, Color-Coded Doppler (CCDS) and Power Doppler (PD)...
  31. doi request reprint Dual energy CT characterization of urinary calculi: initial in vitro and clinical experience
    Anno Graser
    Department of Clinical Radiology, University of Munich, Munich, Germany
    Invest Radiol 43:112-9. 2008
    ..The purpose of this study is to assess the accuracy of dual energy CT (DECT) in the characterization of renal and ureteral stones...
  32. ncbi request reprint Visual and automatic grading of coronary artery stenoses with 64-slice CT angiography in reference to invasive angiography
    Stephanie Busch
    Department of Clinical Radiology, University of Munich, Marchioninistr 15, 81377 Munich, Germany
    Eur Radiol 17:1445-51. 2007
    ..72. In conclusion, software-supported CT-QCA makes it possible to quantify significant coronary artery stenoses automatically, with good agreement to CAG-QCA...
  33. ncbi request reprint Clinical image: Dual-energy computed tomographic molecular imaging of gout
    Thorsten R C Johnson
    University of Munich, Munich, Germany
    Arthritis Rheum 56:2809. 2007
  34. ncbi request reprint Obstetrical and gynecological writing and publishing in Europe
    Miriam S Lenhard
    Department of Obstetrics and Gynecology, Ludwig Maximilians University Munich, Campus Grosshadern, Marchioninistrasse 15, 81377 Munich, Germany
    Eur J Obstet Gynecol Reprod Biol 129:119-23. 2006
    ..To assess the number and quality of scientific articles published by authors from the European Union (EU) and Germany in the field of obstetrics and gynecology...
  35. ncbi request reprint Evaluation of left atrial myxoma by dual-source CT
    Thorsten R C Johnson
    Cardiovasc Intervent Radiol 30:1085-6. 2007
  36. ncbi request reprint PET-CT in recurrent ovarian cancer: impact on treatment planning
    Miriam S Lenhard
    Department of Obstetrics and Gynecology, Ludwig Maximilians University Munich, Campus Grosshadem, Munich, Germany
    Anticancer Res 28:2303-8. 2008
    ..Positron emission tomography-computed tomography (PET-CT) is currently not established in the management of recurrent ovarian cancer. Here, its value in diagnosis and therapy planning was evaluated...