Philippe L Pereira

Summary

Country: Germany

Publications

  1. ncbi request reprint [Intra-arterial calcium stimulation for preoperative localization of insuloma]
    P L Pereira
    Klinik für Radiologie, Abteilung Radiologische Diagnostik, Eberhard Karls Universitat Tubingen
    Rofo 168:369-73. 1998
  2. ncbi request reprint Morphological and functional investigations of neuroendocrine tumors of the pancreas
    Philippe L Pereira
    Department of Diagnostic Radiology, Eberhard Karls University, Hoppe Seyler Strasse, 372076 Tübingen, Germany
    Eur Radiol 13:2133-46. 2003
  3. ncbi request reprint [Interventional MR imaging in musculoskeletal]
    P L Pereira
    Department of Diagnostic Radiology and Minimal Invasive Therapies, Eberhard Karls University of Tubingen, Hoppe Seyler Strasse 3, 72076 Tubingen, Germany
    J Radiol 88:1230-7. 2007
  4. ncbi request reprint Actual role of radiofrequency ablation of liver metastases
    Philippe L Pereira
    Department of Diagnostic Radiology, Eberhard Karls University of Tubingen, Hoppe Seyler Str 3, 72076 Tuebingen, Germany
    Eur Radiol 17:2062-70. 2007
  5. ncbi request reprint [Radiofrequency ablation of liver metastases]
    P L Pereira
    Abteilung für Radiologische Diagnostik, Eberhard Karls Universitat Tubingen
    Radiologe 44:347-57. 2004
  6. ncbi request reprint [Radiofrequency ablation: basic principles, techniques and challenges]
    P L Pereira
    Abteilung für Radiologische Diagnostik, Eberhard Karls Universitat Tubingen, Germany
    Rofo 175:20-7. 2003
  7. ncbi request reprint Radiofrequency ablation: in vivo comparison of four commercially available devices in pig livers
    Philippe L Pereira
    Department of Diagnostic Radiology, Eberhard Karls University, Hoppe Seyler Strasse 3, 72076 Tubingen, Germany
    Radiology 232:482-90. 2004
  8. ncbi request reprint Preoperative marking of musculoskeletal tumors guided by magnetic resonance imaging
    Philippe L Pereira
    Department of Diagnostic Radiology, Eberhard Karls University, Hoppe Seyler Strasse 3, D 72076 Tuebingen, Germany
    J Bone Joint Surg Am 86:1761-7. 2004
  9. ncbi request reprint [Corticosteroid injections of the sacroiliac joint during magnetic resonance: preliminary results]
    P L Pereira
    Département de radiologie diagnostique, Eberhaud Karls University Tübingen, 75076 Tübingen, Allemagne
    J Radiol 81:223-6. 2000
  10. ncbi request reprint [MR tomography of the bone marrow changes after high-dosage chemotherapy and autologous peripheral stem-cell transplantation]
    P L Pereira
    Abteilung für Radiologische Diagnostik, Eberhard Karls Universitat Tubingen
    Rofo 170:251-7. 1999

Detail Information

Publications86

  1. ncbi request reprint [Intra-arterial calcium stimulation for preoperative localization of insuloma]
    P L Pereira
    Klinik für Radiologie, Abteilung Radiologische Diagnostik, Eberhard Karls Universitat Tubingen
    Rofo 168:369-73. 1998
    ..Objective is to evaluate the efficacy of the intraarterial calcium test in the preoperative localisation of insulinomas...
  2. ncbi request reprint Morphological and functional investigations of neuroendocrine tumors of the pancreas
    Philippe L Pereira
    Department of Diagnostic Radiology, Eberhard Karls University, Hoppe Seyler Strasse, 372076 Tübingen, Germany
    Eur Radiol 13:2133-46. 2003
    ....
  3. ncbi request reprint [Interventional MR imaging in musculoskeletal]
    P L Pereira
    Department of Diagnostic Radiology and Minimal Invasive Therapies, Eberhard Karls University of Tubingen, Hoppe Seyler Strasse 3, 72076 Tubingen, Germany
    J Radiol 88:1230-7. 2007
    ..Moreover, new interventions e.g. preoperative marking of soft tissue or bone marrow tumors are now possible with the better tissue contrast of MR imaging...
  4. ncbi request reprint Actual role of radiofrequency ablation of liver metastases
    Philippe L Pereira
    Department of Diagnostic Radiology, Eberhard Karls University of Tubingen, Hoppe Seyler Str 3, 72076 Tuebingen, Germany
    Eur Radiol 17:2062-70. 2007
    ..Permanent technical improvements of thermal ablation devices and a better integration of thermal ablation in the overall patient care may lead to prognosis improvement in patients with liver metastases...
  5. ncbi request reprint [Radiofrequency ablation of liver metastases]
    P L Pereira
    Abteilung für Radiologische Diagnostik, Eberhard Karls Universitat Tubingen
    Radiologe 44:347-57. 2004
    ..Permanent technical improvements of RF systems, a better understanding of the underlying electrophysiological principles and an interdisciplinary approach will lead to a prognosis improvement in patients with liver metastases...
  6. ncbi request reprint [Radiofrequency ablation: basic principles, techniques and challenges]
    P L Pereira
    Abteilung für Radiologische Diagnostik, Eberhard Karls Universitat Tubingen, Germany
    Rofo 175:20-7. 2003
    ..This article presents a synopsis of current RF techniques and reviews the basic principles of RF ablation with the goal of providing guidance for optimal results...
  7. ncbi request reprint Radiofrequency ablation: in vivo comparison of four commercially available devices in pig livers
    Philippe L Pereira
    Department of Diagnostic Radiology, Eberhard Karls University, Hoppe Seyler Strasse 3, 72076 Tubingen, Germany
    Radiology 232:482-90. 2004
    ....
  8. ncbi request reprint Preoperative marking of musculoskeletal tumors guided by magnetic resonance imaging
    Philippe L Pereira
    Department of Diagnostic Radiology, Eberhard Karls University, Hoppe Seyler Strasse 3, D 72076 Tuebingen, Germany
    J Bone Joint Surg Am 86:1761-7. 2004
    ..The purpose of this study was to evaluate a new stereotactic method for preoperative coil-marking of musculoskeletal tumors with use of interventional magnetic resonance imaging...
  9. ncbi request reprint [Corticosteroid injections of the sacroiliac joint during magnetic resonance: preliminary results]
    P L Pereira
    Département de radiologie diagnostique, Eberhaud Karls University Tübingen, 75076 Tübingen, Allemagne
    J Radiol 81:223-6. 2000
    ..The aim of this study was to evaluate the advantages of MRguided injections of corticosteroids into the sacroiliac joints (SIJ) in patients suffering from refractory sacroiliitis despite appropriate oral therapy...
  10. ncbi request reprint [MR tomography of the bone marrow changes after high-dosage chemotherapy and autologous peripheral stem-cell transplantation]
    P L Pereira
    Abteilung für Radiologische Diagnostik, Eberhard Karls Universitat Tubingen
    Rofo 170:251-7. 1999
    ..Evaluation of MR standard imaging and short time inversion recovery (STIR) imaging to assess changes in red bone marrow cellularity after high-dose chemotherapy (HDC) and peripheral blood stem cells transplantation (PBSCT)...
  11. ncbi request reprint Wide-bore 1.5 Tesla MR imagers for guidance and monitoring of radiofrequency ablation of renal cell carcinoma: initial experience on feasibility
    Andreas Boss
    Section of Experimental Radiology, Eberhard Karls University of Tubingen, Hoppe Seyler Strasse 3, 72076 Tubingen, Germany
    Eur Radiol 18:1449-55. 2008
    ..MR-guided RF ablation of RCC can safely be performed in a 1.5 T wide-bore scanner offering higher image quality, shorter acquisition time, and new monitoring modalities not feasible at 0.2 T...
  12. ncbi request reprint Bipolar radiofrequency ablation using internally cooled electrodes in ex vivo bovine liver: prediction of coagulation volume from applied energy
    Stephan Clasen
    Department of Diagnostic Radiology, Eberhard Karls University, Tubingen, Germany
    Invest Radiol 42:29-36. 2007
    ..We sought to evaluate the relationship between parameters of bipolar radiofrequency (RF) ablation using internally cooled electrodes...
  13. ncbi request reprint Influence of NaCl concentrations on coagulation, temperature, and electrical conductivity using a perfusion radiofrequency ablation system: an ex vivo experimental study
    Christophe Aube
    Department of Diagnostic Radiology, Eberhard Karls University, Tubingen, Germany
    Cardiovasc Intervent Radiol 30:92-7. 2007
    ..To determine, by means of an ex vivo study, the effect of different NaCl concentrations on the extent of coagulation obtained during radiofrequency (RF) ablation performed using a digitally controlled perfusion device...
  14. ncbi request reprint Morphological, contrast-enhanced and spin labeling perfusion imaging for monitoring of relapse after RF ablation of renal cell carcinomas
    Andreas Boss
    Section of Experimental Radiology, Eberhard Karls University of Tubingen, Hoppe Seyler Strasse 3, 72076 Tubingen, Germany
    Eur Radiol 16:1226-36. 2006
    ..Since the results of the FAIR-TrueFISP sequence are promising, the administration of potentially nephrotoxic contrast media may be avoided in the respective patient cohort...
  15. ncbi request reprint MR-guided radiofrequency ablation in a 0.2-T open MR system: technical success and technique effectiveness in 100 liver tumors
    Stephan Clasen
    Department of Diagnostic Radiology, University Hospital, Eberhard Karls University, Tubingen, Germany
    J Magn Reson Imaging 26:1043-52. 2007
    ..To evaluate the feasibility and technique effectiveness of magnetic resonance (MR)-guided radiofrequency (RF) ablation of hepatic malignancies...
  16. doi request reprint In vitro assessment of artifacts from commercially available markers for image-guided preoperative marking of bone and soft tissue lesions
    Christoph Thomas
    Department of Diagnostic and Interventional Radiology, University of Tubingen, Hoppe Seyler Str 3, 72076 Tubingen, Germany
    J Vasc Interv Radiol 21:1100-4. 2010
    ....
  17. ncbi request reprint MR-guided radiofrequency ablation: do magnetic fields influence extent of coagulation in ex vivo bovine livers?
    Christina Schraml
    Department of Diagnostic Radiology, University Hospital of Tuebingen, Hoppe Seyler Str 3, 72076 Tuebingen, Germany
    Radiology 241:746-52. 2006
    ..To prospectively determine if static magnetic fields of magnetic resonance (MR) imagers affect radiofrequency (RF) ablation coagulation volume and shape...
  18. doi request reprint Multipolar radiofrequency ablation using internally cooled electrodes in ex vivo bovine liver: correlation between volume of coagulation and amount of applied energy
    Stephan Clasen
    University Hospital, Department of Diagnostic and Interventional Radiology, Hoppe Seyler Str 3, 72076 Tubingen, Germany
    Eur J Radiol 81:111-3. 2012
    ..To evaluate the relationship between applied energy and volume of coagulation induced by multipolar radiofrequency (RF) ablation...
  19. doi request reprint Diagnostic performance of contrast-enhanced computed tomography in the immediate assessment of radiofrequency ablation success in colorectal liver metastases
    Christina Schraml
    Department of Diagnostic and Interventional Radiology, University Hospital of Tuebingen, Hoppe Seyler Str 3, Tuebingen, 72076, Germany
    Abdom Imaging 33:643-51. 2008
    ..To determine the accuracy of contrast-enhanced multislice computed tomography (CT) in the assessment of treatment success immediately after CT-guided radiofrequency (RF) ablation...
  20. doi request reprint Performing MR-guided biopsies in clinical routine: factors that influence accuracy and procedure time
    Rudiger Hoffmann
    Department of Diagnostic and Interventional Radiology, University of Tubingen, Hoppe Seyler Strasse 3, 72076 Tubingen, Germany
    Eur Radiol 22:663-71. 2012
    ..To assess the accuracy, the duration and factors that influence the duration of MRI-guided liver or soft-tissue biopsies...
  21. ncbi request reprint Thermal damage of the genitofemoral nerve due to radiofrequency ablation of renal cell carcinoma: a potentially avoidable complication
    Andreas Boss
    Department of Diagnostic Radiology, University Hospital of Tubingen, Hoppe Seyler Strasse 3, Tubingen, Germany 72076
    AJR Am J Roentgenol 185:1627-31. 2005
    ..In the described technique, the radiofrequency applicator within the renal tumor is used as a lever to displace the kidney away from the psoas muscle...
  22. doi request reprint MR-guided radiofrequency ablation of hepatocellular carcinoma: long-term effectiveness
    Stephan Clasen
    Department of Diagnostic and Interventional Radiology, University Hospital Tubingen, Hoppe Seyler Str 3, 72076 Tubingen, Germany
    J Vasc Interv Radiol 22:762-70. 2011
    ..To evaluate long-term effectiveness of magnetic resonance (MR)-guided radiofrequency (RF) ablation of hepatocellular carcinoma (HCC)...
  23. doi request reprint Sustained growth of the ex vivo ablation zones' critical short axis using gas-cooled radiofrequency applicators
    Hansjörg Rempp
    Department of Diagnostic and Interventional Radiology, Eberhard Karls University of Tubingen, Hoppe Seyler Straße 3, 72076, Tubingen, Germany
    Cardiovasc Intervent Radiol 34:149-55. 2011
    ..To evaluate the ablation zones created with a gas-cooled bipolar radiofrequency applicator performed on ex vivo bovine liver tissue...
  24. doi request reprint Threshold-based prediction of the coagulation zone in sequential temperature mapping in MR-guided radiofrequency ablation of liver tumours
    Hansjörg Rempp
    Department on Diagnostic and Interventional Radiology, Eberhard Karls University of Tubingen, Hoppe Seyler Straße 3, 72076 Tubingen, Germany
    Eur Radiol 22:1091-100. 2012
    ..To evaluate different cut-off temperature levels for a threshold-based prediction of the coagulation zone in magnetic resonance (MR)-guided radiofrequency (RF) ablation of liver tumours...
  25. doi request reprint Increased ablation zones using a cryo-based internally cooled bipolar RF applicator in ex vivo bovine liver
    Hansjörg Rempp
    Department on Diagnostic and Interventional Radiology, Eberhard Karls University of Tubingen, Tubingen, Germany
    Invest Radiol 44:763-8. 2009
    ....
  26. doi request reprint Pathomorphologic evaluation of pulmonary radiofrequency ablation: proof of cell death is characterized by DNA fragmentation and apoptotic bodies
    Stephan Clasen
    Department of Diagnostic Radiology, Eberhard Karls University of Tubingen, University Hospital, Tubingen, Germany
    Cancer 113:3121-9. 2008
    ..The authors aimed to evaluate the effectiveness of image-guided pulmonary RF ablation and to characterize pathomorphology of tissue response...
  27. ncbi request reprint Automated saline-enhanced radiofrequency thermal ablation: initial results in ex vivo bovine livers
    Diethard Schmidt
    Department of Diagnostic Radiology, University of Tubingen, Hoppe Seyler Strasse 3, 72076 Tubingen, Germany
    AJR Am J Roentgenol 180:163-5. 2003
  28. doi request reprint Comparison of four microwave ablation devices: an experimental study in ex vivo bovine liver
    Rudiger Hoffmann
    Department of Diagnostic and Interventional Radiology and Department of Medical Biometry, Eberhard Karls University, Hoppe Seyler Strasse 3, 72076 Tubingen, Germany
    Radiology 268:89-97. 2013
    ....
  29. ncbi request reprint Image-guided radiofrequency ablation of renal cell carcinoma
    Andreas Boss
    Department of Diagnostic Radiology, Eberhard Karls University, Tubingen, Germany
    Eur Radiol 17:725-33. 2007
    ..Altogether, radiofrequency ablation seems to be a promising new modality for the minimally invasive treatment of renal cell carcinoma, which was demonstrated to exhibit high short-term effectiveness...
  30. ncbi request reprint Management of chronic low back pain: rationales, principles, and targets of imaging-guided spinal injections
    Jan Fritz
    Department of Diagnostic Radiology, Eberhard Karls University, Hoppe Seyler Str 3, Tubingen, Germany
    Radiographics 27:1751-71. 2007
    ..Therapeutic injections also may help hasten the recovery of patients with persistent or recurrent pain after spinal surgery...
  31. ncbi request reprint Multipolar radiofrequency ablation with internally cooled electrodes: experimental study in ex vivo bovine liver with mathematic modeling
    Stephan Clasen
    Department of Diagnostic Radiology, Eberhard Karls University, Tubingen, Germany
    Radiology 238:881-90. 2006
    ..To evaluate the size and geometry of thermally induced coagulation by using multipolar radiofrequency (RF) ablation and to determine a mathematic model to predict coagulation volume...
  32. ncbi request reprint Magnetic resonance-guided transcortical biopsy of bone marrow lesions using a magnetic resonance imaging-compatible piezoelectric power drill: preliminary experience
    Claudius W König
    Department of Diagnostic Radiology, University of Tuebingen, Tuebingen, Germany
    Invest Radiol 38:159-63. 2003
    ..To test utility and specific properties of a commercially available MRI compatible power drill for MR guided transcortical bone biopsy...
  33. ncbi request reprint A comparison of internally water-perfused and cryogenically cooled monopolar and bipolar radiofrequency applicators in ex vivo liver samples
    Hansjörg Rempp
    Department on Diagnostic and Interventional Radiology, Eberhard Karls University of Tubingen, Hoppe Seyler Straße 3, 72076 Tubingen, Germany Electronic address
    Acad Radiol 21:661-6. 2014
    ..To evaluate the ex vivo ablation zones created in hepatic tissue using monopolar and bipolar gas- and water-cooled radiofrequency (RF) applicators...
  34. doi request reprint Therapy monitoring of magnetic resonance-guided radiofrequency ablation using T1- and T2-weighted sequences at 1.5 T: reliability of estimated ablation zones
    Hansjörg Rempp
    Eberhard Karls University of Tubingen, Department of Diagnostic and Interventional Radiology, Tubingen, Germany
    Invest Radiol 48:429-36. 2013
    ..The aim of this study was to compare the size and shape of the indicated ablation zone using magnetic resonance (MR) imaging with different contrast weightings after MR-guided radiofrequency ablation (RFA) at 1.5 T...
  35. doi request reprint MR-guided radiofrequency ablation using a wide-bore 1.5-T MR system: clinical results of 213 treated liver lesions
    Hansjörg Rempp
    Department of Diagnostic and Interventional Radiology, Eberhard Karls University of Tubingen, Hoppe Seyler Straße 3, 72076 Tubingen, Germany
    Eur Radiol 22:1972-82. 2012
    ..To evaluate the technical effectiveness, technical success and patient safety of MR-guided radiofrequency (RF) ablation of liver malignancies using a wide-bore 1.5-T MR system...
  36. doi request reprint Prolonged antibiotic prophylaxis in patients with bilioenteric anastomosis undergoing percutaneous radiofrequency ablation
    Rudiger Hoffmann
    Department of Diagnostic and Interventional Radiology, University of Tubingen, Hoppe Seyler Strasse 3, 72076 Tubingen
    J Vasc Interv Radiol 23:545-51. 2012
    ..To reduce risk of development of a hepatic abscess in patients with preexisting bilioenteric anastomosis (BEA) undergoing radiofrequency (RF) ablation of hepatic tumors by use of prolonged antibiotic prophylaxis over at least 10 days...
  37. doi request reprint MRI-guided injection procedures of the temporomandibular joints in children and adults: technique, accuracy, and safety
    Jan Fritz
    Department of Diagnostic Radiology, Eberhard Karls University Tubingen, Tubingen, Germany
    AJR Am J Roentgenol 193:1148-54. 2009
    ..The purpose of our study was to test the hypothesis that real-time MRI-guided, selective injection procedures of the temporomandibular joints are feasible, accurate, and safe when performed on a clinical open-bore 1.5-T MR system...
  38. doi request reprint Image-based monitoring of magnetic resonance-guided thermoablative therapies for liver tumors
    Hansjörg Rempp
    Department of Diagnostic and Interventional Radiology, Eberhard Karls University of Tubingen, 72076, Tubingen, Germany
    Cardiovasc Intervent Radiol 35:1281-94. 2012
    ..We hope to enable the reader to choose MR sequences that allow optimal therapy monitoring depending on the initial signal characteristics of the tumor as well as its size and location in the liver...
  39. ncbi request reprint MR imaging-guided adrenal biopsy using an open low-field-strength scanner and MR fluoroscopy
    Claudius W König
    Department of Diagnostic Radiology, Eberhard Karls University of Tuebingen, Hoppe Seyler Str 3, Germany
    AJR Am J Roentgenol 180:1567-70. 2003
    ..The aim of our study was to test the feasibility and specific properties of MR imaging-guided adrenal biopsy using an open 0.2-T scanner and MR fluoroscopic fast imaging with steady-state free precession sequences...
  40. doi request reprint Analysis of tumor antigen-specific T cells and antibodies in cancer patients treated with radiofrequency ablation
    Melanie Widenmeyer
    Department of Immunology, Institute for Cell Biology, Eberhard Karls University, Auf der Morgenstelle 15, 72076 Tuebingen, Germany
    Int J Cancer 128:2653-62. 2011
    ..These findings suggest that in addition to the local control of tumor growth, RF ablation can provide the appropriate conditions for activating tumor-antigen specific immune responses...
  41. ncbi request reprint Magnetic susceptibility effects on the accuracy of MR temperature monitoring by the proton resonance frequency method
    Andreas Boss
    Section of Experimental Radiology, Eberhard Karls University, Tubingen, Germany
    J Magn Reson Imaging 22:813-20. 2005
    ..To evaluate the error of MR temperature assessment based on the temperature-dependent Larmor frequency shift of water protons, which can result from susceptibility effects caused by the radiofrequency (RF) applicator...
  42. ncbi request reprint Interaction between grounding pads used for RF ablation therapy and magnetic resonance imaging
    Christina Schraml
    Section on Experimental Radiology, University Hospital of Tuebingen, Hoppe Seyler Str 3, 72076, Tuebingen, Germany
    MAGMA 18:309-15. 2005
    ..Strategies for avoidance of those problems are developed...
  43. doi request reprint Delayed development of pneumothorax after pulmonary radiofrequency ablation
    Stephan Clasen
    Department of Diagnostic and Interventional Radiology, Eberhard Karls University of Tubingen, Hoppe Seyler Str 3, 72076, Tuebingen, Germany
    Cardiovasc Intervent Radiol 32:484-90. 2009
    ..Patients and interventionalists should be prepared for delayed onset of this complication, and extensive track ablation following pulmonary RF ablation should be avoided...
  44. ncbi request reprint Comparison of Gadolinium-BOPTA and Ferucarbotran-enhanced three-dimensional T1-weighted dynamic liver magnetic resonance imaging in the same patient
    Annika Wersebe
    Department of Diagnostic Radiology, University Hospital Tubingen, Germany
    Invest Radiol 41:264-71. 2006
    ..We sought to compare signal changes using Ferucarbotran and gadobenate dimeglumine (Gd-BOPTA) in dynamic 3D T1-weighted (T1w) GRE imaging of the liver...
  45. ncbi request reprint Magnetic resonance-guided percutaneous radiofrequency ablation of renal cell carcinomas: a pilot clinical study
    Andreas Boss
    Department of Diagnostic Radiology, Eberhard Karls University, Tubingen, Germany
    Invest Radiol 40:583-90. 2005
    ..The objective of this study was to assess the feasibility and efficacy of magnetic resonance imaging-(MRI) guided percutaneous radiofrequency (RF) ablation of renal cell carcinomas (RCC)...
  46. doi request reprint Image-guided radiofrequency ablation of hepatocellular carcinoma (HCC): is MR guidance more effective than CT guidance?
    Stephan Clasen
    University Hospital, Department of Diagnostic and Interventional Radiology, Hoppe Seyler Str 3, 72076 Tubingen, Germany 1 Electronic address
    Eur J Radiol 83:111-6. 2014
    ..The purpose of the study was to retrospectively compare technique effectiveness of computed tomography (CT)-guided versus magnetic resonance (MR)-guided radiofrequency (RF) ablation of hepatocellular carcinoma (HCC)...
  47. pmc More than just tumor destruction: immunomodulation by thermal ablation of cancer
    Sebastian P Haen
    Abteilung II fuer Onkologie, Haematologie, Immunologie, Rheumatologie, und Pulmologie, Medizinische Universitaetsklinik, Otfried Mueller Straße 10, 72076 Tuebingen, Germany
    Clin Dev Immunol 2011:160250. 2011
    ..This article aims to summarize published findings on immune modulation through radiofrequency ablation, cryoablation, microwave ablation therapy, high-intensity focused ultrasound, and laser-induced thermotherapy...
  48. ncbi request reprint Numerical simulations of intra-voxel dephasing effects and signal voids in gradient echo MR imaging using different sub-grid sizes
    Bernd M Müller-Bierl
    Department of Diagnostic Radiology, University Clinic Tuebingen, Hoppe Seyler Strasse 3, 72076, Tuebingen, Germany
    MAGMA 19:88-95. 2006
    ..5%, respectively, 19.1% for orientation parallel to the exterior field, and 22.7%, respectively, 23.1% for orientation perpendicular to the exterior field...
  49. ncbi request reprint Biphasic spiral CT of the liver: automatic bolus tracking or time delay?
    F Mehnert
    Department of Diagnostic Radiology, Eberhard Karls University, Tubingen, Germany
    Eur Radiol 11:427-31. 2001
    ..Automatic bolus tracking allows an individualized timing of the arterial phase in biphasic spiral CT of the liver. The timing is more accurate than in time delay scanning...
  50. ncbi request reprint Percutaneous MR-guided radiofrequency ablation of recurrent sacrococcygeal chordomas
    Volker Teichgräber
    Department of Radiology, University of Tubingen, Hoppe Seyler Strasse 3, 70276 Tübingen, Germany
    AJR Am J Roentgenol 187:571-4. 2006
    ..Radiofrequency ablation is emerging as a therapeutic technique for the treatment of an increasing variety of tumors. Exact visual guidance to the tumor and controlled delivery of energy is pivotal for ablation success...
  51. ncbi request reprint Generalized intramuscular granulocytic sarcoma mimicking polymyositis
    Jan Fritz
    Department of Diagnostic Radiology, Eberhard Karls University, Hoppe Seyler Strasse 3, 72076 Tubingen, Germany
    Skeletal Radiol 36:985-9. 2007
    ..CT and MRI characteristics of this previously undocumented manifestation of granulocytic sarcoma should assist in the identification of such cases...
  52. doi request reprint Prediction of cell necrosis with sequential temperature mapping after radiofrequency ablation
    Hansjörg Rempp
    Department on Diagnostic and Interventional Radiology, University of Tubingen, Germany
    J Magn Reson Imaging 30:631-9. 2009
    ..To assess the feasibility of magnetic resonance (MR) thermometry after thermoablative therapy and to quantitatively evaluate the ability of two sequence types to predict cell necrosis...
  53. ncbi request reprint Giant mullerian duct cyst with malignant transformation in 15-year-old boy
    Steven W Warmann
    Department of Pediatric Surgery, University of Tubingen, Tubingen, Germany
    Urology 67:424.e3-424.e6. 2006
    ..Complete tumor resection was achieved in two steps. The presented case with a combination that has never been described before may change the perspective of treatment approaches for this rare entity...
  54. ncbi request reprint Subcapsular liver hematoma in HELLP syndrome: Evaluation of diagnostic and therapeutic options--a unicenter study
    Corinna Wicke
    Department of General Surgery, University Hospital Tuebingen, Tuebingen, Germany
    Am J Obstet Gynecol 190:106-12. 2004
    ..The purpose of this study was to identify the main diagnostic and therapeutic options for management of these patients...
  55. doi request reprint Navigator respiratory-triggered diffusion-weighted imaging in the follow-up after hepatic radiofrequency ablation-initial results
    Christina Schraml
    Section on Experimental Radiology, University Hospital of Tuebingen, Tuebingen, Germany
    J Magn Reson Imaging 29:1308-16. 2009
    ....
  56. ncbi request reprint [Multislice spiral CT of the paranasal sinuses: first experiences using various parameters of radiation dosage]
    F Dammann
    Abt f Radiologische Diagnostik, Radiologische Universitätsklinik Tübingen
    Rofo 172:701-6. 2000
    ..To evaluate the potential of multislice CT in the diagnosis of the paranasal sinuses...
  57. ncbi request reprint [Percutaneous radiofrequency ablation of hepatic neoplasms using a "cluster" electrode--first clinical results]
    J Trübenbach
    Abteilung für Radiologische Diagnostik, Eberhard Karls Universitat Tubingen
    Rofo 172:905-10. 2000
    ..To evaluate feasibility, safety and efficacy of percutaneous radiofrequency ablation (RFA) of hepatic neoplasms using a clustered electrode...
  58. ncbi request reprint [Animal experiment studies on the effectiveness of permanent occlusion of the hepatic artery in transarterial chemoembolization]
    J Trübenbach
    Abteilung für Radiologische Diagnostik, Eberhard Karls Universitat Tubingen
    Rofo 172:274-7. 2000
    ..To evaluate the effect of permanent occlusion of the hepatic artery on the efficacy of transarterial chemoembolization (TACE) in an animal model...
  59. ncbi request reprint [Radiation exposure during spiral-CT of the paranasal sinuses]
    F Dammann
    Abt f Radiologische Diagnostik, Radiologische Universitätsklinik Tübingen
    Rofo 172:232-7. 2000
    ..Determination of the radiation doses in spiral CT of the paranasal sinuses using a variety of mAs values and scan protocols...
  60. ncbi request reprint Magnetic resonance imaging guided corticosteroid injection of the sacroiliac joints in patients with therapy resistant spondyloarthropathy: a pilot study
    I Gunaydin
    Eberhard Karls University, Tubingen, Germany
    J Rheumatol 27:424-8. 2000
    ..To evaluate magnetic resonance imaging (MRI) guided corticosteroid injections of inflamed sacroiliac (SI) joints in patients with spondyloarthropathy with therapy resistant sacroiliitis...
  61. ncbi request reprint Magnetic resonance imaging for hepatic radiofrequency ablation
    S Clasen
    Eberhard Karls University of Tubingen, Department of Diagnostic Radiology, Hoppe Seyler Str 3, 72076 Tuebingen, Germany
    Eur J Radiol 59:140-8. 2006
    ..Nevertheless, differential diagnostic difficulties arise from benign periablational enhancement which may cover tumor tissue. Hence, further evaluation and improvement in the assessment of treatment response is essential...
  62. ncbi request reprint [Radiofrequency ablation ex vivo: comparison of the efficacy of impedance control mode versus manual control mode by using an internally cooled clustered electrode]
    D Schmidt
    Uniklinik Tübingen, Radiologische Klinik, Abteilung für Radiologische Diagnostik
    Rofo 175:967-72. 2003
    ..To compare the effectiveness of pulsed (impedance control mode) and non-pulsed (manual control mode) radiofrequency ablation (RFA) by using an internal cooled-clustered electrode...
  63. ncbi request reprint [Combined therapies including interventional radiology]
    S Clasen
    Abteilung für Diagnostische und Interventionelle Radiologie, Eberhard Karls Universitat Tubingen, Hoppe Seyler Str 3, 72076, Tubingen, Deutschland
    Radiologe 47:1072, 1074-82. 2007
    ..Against this backdrop, studies to evaluate interventional tumor therapies as part of interdisciplinary combination therapies are necessary...
  64. ncbi request reprint [Radiofrequency ablation of renal cell carcinomas using MR imaging: initial results]
    A Boss
    Abteilung Diagnostische Radiologie, Eberhard Karls Universitat, Tubingen
    Rofo 177:1139-45. 2005
    ..First results of a study about the efficacy of magnetic resonance-(MR-)guided radiofrequency ablation of renal cell carcinomas (RCC) are presented...
  65. ncbi request reprint [Percutaneous treatment of liver metastases]
    J Trübenbach
    Radiologische Klinik, Abteilung für Radiologische Diagnostik, Eberhard Karls Universitat Tubingen
    Zentralbl Chir 128:920-7. 2003
    ..Radiofrequency is gaining most of the attention of these techniques due to its superior effectiveness. This article outlines technical considerations, indications and clinical results with RF ablation in the liver...
  66. ncbi request reprint [Internally cooled bipolar radiofrequency ablation: is a lower power output more effective?]
    S Clasen
    Diagnostische Radiologie, Radiologische Klinik, Universitatsklinikum Tubingen
    Rofo 179:282-8. 2007
    ..Evaluation of bipolar radiofrequency (RF) ablation using internally cooled electrodes in an ex-vivo experiment...
  67. ncbi request reprint Contrast enhanced MR-guided biopsy of hepatocellular carcinoma
    C W König
    Department of Diagnostic Radiology, Eberhard Karls University of Tubingen, Hoppe Seyler Str 3, D 72076 Tubingen, Germany
    Abdom Imaging 29:71-6. 2004
    ..Postcontrast tumor conspicuity was fair in the patient receiving Gd-BOPTA and excellent in both patients receiving ferucarbotran, and biopsy was successful in all cases...
  68. ncbi request reprint Magnetic resonance imaging guided corticosteroid injection of sacroiliac joints in patients with spondylarthropathy. Are multiple injections more beneficial?
    I Gunaydin
    Department of Internal Medicine II Hematology, Oncology, Immunology and Rheumatology, University Hospital, Eberhard Karls University, Otfried Muller Strasse 10, 72076 Tubingen, Germany
    Rheumatol Int 26:396-400. 2006
    ..MR guided steroid injection of SIJ is effective and safe. Since there is no exposure to radiation it could be performed many times. Repeated injections seem to be beneficial for primary non-responders and patients who relapsed...
  69. ncbi request reprint [Radiofrequency ablation of lung tumors]
    S Clasen
    Diagnostische Radiologie, Radiologische Klinik, Tubingen
    Rofo 178:852-61. 2006
    ..The present review summarizes and discusses the possible indications, techniques, results, and complications of pulmonary RF ablation...
  70. pmc Indications for computed tomography (CT-) diagnostics in proximal humeral fractures: a comparative study of plain radiography and computed tomography
    Christian Bahrs
    Klinik fur Unfall und Wiederherstellungschirurgie, BG Unfallklinik Tübingen, Eberhard Karls Universitat Tubingen, Tubingen, Germany
    BMC Musculoskelet Disord 10:33. 2009
    ..The purpose of this study was a comparison of conventional radiographic views with different CT reconstructions with 2 D and 3 D imaging to establish indications for additional CT diagnostics depending on the fractured parts...
  71. doi request reprint Magnetic resonance guidance for radiofrequency ablation of liver tumors
    Stephan Clasen
    Eberhard Karls University, Department of Diagnostic Radiology, Tubingen, Germany
    J Magn Reson Imaging 27:421-33. 2008
    ..The article summarizes the role of MR guidance for RF ablation of liver tumors...
  72. ncbi request reprint [Primary tumors of the liver: radiologic interventional procedures]
    P L Pereira
    , , Hoppe-Seyler-Strasse 3,
    Kongressbd Dtsch Ges Chir Kongr 118:194-9. 2001
    ..The low rate of complications and the technical development increasing the efficacy of PRFA have shown that this is a very promising and safe technique...
  73. ncbi request reprint [Magnetic resonance imaging -- guided corticosteroid-infiltration of the sacroiliac joints: pain therapy of sacroiliitis in patients with ankylosing spondylitis]
    J Fritz
    Radiologische Klinik, Abteilung für Radiologische Diagnostik, Eberhard Karls Universitat Tubingen
    Rofo 177:555-63. 2005
    ..To evaluate the efficacy and specific properties of MR imaging-guided corticosteroid infiltration of the sacroiliac (SI) joints in the treatment of therapy-refractory sacroiliitis in patients with ankylosing spondylitis...
  74. ncbi request reprint Automatic bolus tracking in monophasic spiral CT of the liver: liver-to-lesion conspicuity
    F Mehnert
    Department of Diagnostic Radiology, Eberhard Karls University, Hoppe Seyler Strasse 3, 72076 Tubingen, Germany
    Eur Radiol 11:580-4. 2001
    ..0001). Automatic bolus tracking allows a better liver-to-lesion conspicuity in monophasic spiral CT. Contrary to recent studies, a significantly higher parenchymal enhancement was not found using automatic bolus tracking...
  75. ncbi request reprint MR-guided biopsy of musculoskeletal lesions in a low-field system
    C W Koenig
    Department of Diagnostic Radiology, University of Tuebingen, Hoppe Seyler Str 3, D 72076 Tuebingen, Germany
    J Magn Reson Imaging 13:761-8. 2001
    ..MR-guided biopsy using an open low-field MR imager is feasible and clinically effective and will become a valuable tool in the management of musculoskeletal lesions. J. Magn. Reson. Imaging 2001;13:761-768...
  76. ncbi request reprint MR-guided lumbar sympathicolysis
    Claudius W König
    Department of Diagnostic Radiology, University of Tuebingen, Hoppe Seyler Strasse 3, 72076 Tuebingen, Germany
    Eur Radiol 12:1388-93. 2002
    ..3 min. An MR-guided LSL is feasible and can be performed with acceptable safety and time effort. It can be recommended for repeated sympathetic blockades in younger patients to avoid cumulative irradiation associated with CT guidance...
  77. pmc Magnetic field distribution and signal decay in functional mri in very high fields (up to 9.4 T) using monte carlo diffusion modeling
    Bernd Michael Mueller-Bierl
    Max Planck Institute for Biological Cybernetics, Spemannstrasse 41, 72076 Tubingen, Germany
    Int J Biomed Imaging 2007:70309. 2007
    ..Next neighbor vessels with the same orientation as the main vessel did not contribute significantly to signal decay. The total number of particles simulated was also found to play a minor role in computing R2/ R2 *...
  78. ncbi request reprint Real-time MR fluoroscopy-navigated lumbar facet joint injections: feasibility and technical properties
    J Fritz
    Department of Diagnostic Radiology, Eberhard Karls University, Hoppe Seyler Str 3, 72076 Tubingen, Germany
    Eur Radiol 18:1513-8. 2008
    ..No complications occurred. Table time showed significant shortening over time with average table time of 33 (21-68.5) min. We conclude that MR fluoroscopy-navigated lumbar facet joint injections are feasible and safe...
  79. ncbi request reprint [High resolution multislice CT of the lung: comparison with sequential HRCT slices]
    F Mehnert
    Abteilung Radiologische Diagnostik, Eberhard Karls Universitat Tubingen
    Rofo 172:972-7. 2000
    ..To compare the image quality of high-resolution (HR) spiral CT scans from a multislice CT scanner with sequential HRCT scans from a singleslice CT scanner...
  80. ncbi request reprint Numerical simulation of radio frequency ablation with state dependent material parameters in three space dimensions
    Tim Kröger
    CeVis Center for Complex Systems and Visualization, University of Bremen, Germany
    Med Image Comput Comput Assist Interv 9:380-8. 2006
    ..Moreover, we incorporate the effect of evaporation of water from the cells at high temperatures using a predictor-corrector like approach. The comparison of the approach to a real ablation concludes the paper...
  81. ncbi request reprint Towards optimization of probe placement for radio-frequency ablation
    Inga Altrogge
    CeVis Center for Complex Systems and Visualization, University of Bremen, Germany
    Med Image Comput Comput Assist Interv 9:486-93. 2006
    ..The paper discusses the discretization and implementation of the approach. Finally, applications of the optimization to artificial data and a comparison to a real RF ablation are presented...
  82. ncbi request reprint In vivo efficiency of four commercial monopolar radiofrequency ablation systems: a comparative experimental study in pig liver
    Jens Brieger
    Section of Experimental Radiology, University Hospital of Tubingen, Germany
    Invest Radiol 38:609-16. 2003
    ....
  83. ncbi request reprint Magnetic resonance imaging characteristics of six radiofrequency electrodes in a phantom study
    Christophe Aube
    Department of Radiology, University Hospital of Angers, Angers, France
    J Vasc Interv Radiol 15:385-92. 2004
    ..To evaluate and compare visibility and artifacts in magnetic resonance (MR) compatible radiofrequency (RF) electrodes for MR-guided RF ablation...
  84. ncbi request reprint Biopsy needle tips with markers--MR compatible needles for high-precision needle tip positioning
    Bernd M Müller-Bierl
    Max Planck Institute for Biological Cybernetics, Spemannstrasse 41, D 72076 Tubingen, Germany
    Med Phys 35:2273-8. 2008
    ..The approach to design artifacts using diamagnetic material in combination with paramagnetic material paves the way toward new instruments and implants, suitably tailored to the needs of the interventional radiologist...
  85. ncbi request reprint Factors limiting complete tumor ablation by radiofrequency ablation
    Erwan Paulet
    Department of Radiology, University Hospital Angers, 4 rue Larrey, 49933 Angers, France
    Cardiovasc Intervent Radiol 31:107-15. 2008
    ..These factors should be taken into consideration when performing RFA and during follow-up...
  86. ncbi request reprint Multiscale optimization of the probe placement for radiofrequency ablation
    Inga Altrogge
    Center of Complex Systems and Visualization, University of Bremen, Germany
    Acad Radiol 14:1310-24. 2007
    ..The model is based on a system of partial differential equations that describe the electric potential of the probe and the steady state of the induced heat distribution...