J Lotz

Summary

Affiliation: Hannover Medical School
Country: Germany

Publications

  1. ncbi request reprint Cardiovascular flow measurement with phase-contrast MR imaging: basic facts and implementation
    Joachim Lotz
    Department of Diagnostic Radiology, Medical School Hannover, Carl Neuberg Strasse 1, D 30625 Hannover, Germany
    Radiographics 22:651-71. 2002
  2. ncbi request reprint [MRI of ventilated neonates and infants: respiratory pressure as trigger signal]
    J Lotz
    Diagnostische Radiologie, Medizinische Hochschule Hannover
    Rofo 176:200-2. 2004
  3. ncbi request reprint [Flow measurements in cardiac MRI]
    J Lotz
    Institut für Diagnostische Radiologie, Medizinische Hochschule Hannover, Carl Neuberg Strasse 1, 30625, Hannover, Deutschland
    Radiologe 47:333-41. 2007
  4. doi request reprint [Recommendations for utilizing computerized tomography and magnetic resonance tomography in heart diagnosis. 2--Magnetic resonance tomography ]
    J Lotz
    Institut fur Radiologie, Medizinische Hochschule Hannover
    Rofo 181:800-14. 2009
  5. ncbi request reprint In vitro validation of phase-contrast flow measurements at 3 T in comparison to 1.5 T: precision, accuracy, and signal-to-noise ratios
    Joachim Lotz
    Department of Diagnostic Radiology, Hannover Medical School, 30625 Hannover, Germany
    J Magn Reson Imaging 21:604-10. 2005
  6. doi request reprint Serial evaluation of the thoracic aorta in patients with a bicuspid aortic valve: a magnetic resonance angiography study
    O Tutarel
    Medizinische Hochschule Hannover, Hannover, Germany
    Vasa 39:140-4. 2010
  7. ncbi request reprint [Partial k-space sampling with zero filling used with phase-contrast flow measurements: in vivo and in vitro validation]
    S Pertschy
    Diagnostische Radiologie, Medizinische Hochschule Hannover
    Rofo 178:713-20. 2006
  8. ncbi request reprint [Diagnostic imaging of liver tumours. Current status]
    B Boozari
    Abteilung Gastroenterologie, Hepatologie und Endokrinologie, Medizinische Hochschule Hannover, 30625, Carl Neuberg Str 1, Hannover, Germany
    Internist (Berl) 48:8, 10-2, 14-6, 18-20. 2007
  9. ncbi request reprint Clinically applicable 7-Tesla magnetic resonance visualization of transplanted human adult stem cells labeled with CliniMACS nanoparticles
    A Ruhparwar
    Division of Thoracic and Cardiovascular Surgery, Hannover Medical School, Hannover, Germany
    Thorac Cardiovasc Surg 54:447-51. 2006
  10. doi request reprint Intracoronary bone marrow cell transfer after myocardial infarction: 5-year follow-up from the randomized-controlled BOOST trial
    Gerd P Meyer
    Department of Cardiology and Angiology, Hannover Medical School, Carl Neuberg Str 1, 30625 Hannover, Germany
    Eur Heart J 30:2978-84. 2009

Collaborators

Detail Information

Publications29

  1. ncbi request reprint Cardiovascular flow measurement with phase-contrast MR imaging: basic facts and implementation
    Joachim Lotz
    Department of Diagnostic Radiology, Medical School Hannover, Carl Neuberg Strasse 1, D 30625 Hannover, Germany
    Radiographics 22:651-71. 2002
    ..With phase-contrast imaging, the overall error in flow measurement can be reduced to less than 10%, an acceptable level of error for routine clinical use...
  2. ncbi request reprint [MRI of ventilated neonates and infants: respiratory pressure as trigger signal]
    J Lotz
    Diagnostische Radiologie, Medizinische Hochschule Hannover
    Rofo 176:200-2. 2004
    ..Motivated by the difficulties often encountered in the setup of respiratory trigger in MR imaging of mechanical ventilated pediatric patients, a simplified approach in terms of time and reliability was sought...
  3. ncbi request reprint [Flow measurements in cardiac MRI]
    J Lotz
    Institut für Diagnostische Radiologie, Medizinische Hochschule Hannover, Carl Neuberg Strasse 1, 30625, Hannover, Deutschland
    Radiologe 47:333-41. 2007
    ..With these rules in mind, quantitative phase-contrast flow measurements are a reliable and precise method for clinical use of cardiac MRI...
  4. doi request reprint [Recommendations for utilizing computerized tomography and magnetic resonance tomography in heart diagnosis. 2--Magnetic resonance tomography ]
    J Lotz
    Institut fur Radiologie, Medizinische Hochschule Hannover
    Rofo 181:800-14. 2009
    ..These recommendations shall serve as a guideline when deciding on appropriate technique for non-invasive cardiac imaging and shall help to perform high quality imaging based on a standardised approach...
  5. ncbi request reprint In vitro validation of phase-contrast flow measurements at 3 T in comparison to 1.5 T: precision, accuracy, and signal-to-noise ratios
    Joachim Lotz
    Department of Diagnostic Radiology, Hannover Medical School, 30625 Hannover, Germany
    J Magn Reson Imaging 21:604-10. 2005
    ..To evaluate the signal-to-noise ratio (SNR), precision, and accuracy of phase-contrast flow measurements at 3 T with the help of an in vitro model and to compare the results with data from two 1.5-T scanners...
  6. doi request reprint Serial evaluation of the thoracic aorta in patients with a bicuspid aortic valve: a magnetic resonance angiography study
    O Tutarel
    Medizinische Hochschule Hannover, Hannover, Germany
    Vasa 39:140-4. 2010
    ..Recent studies have shown that the whole thoracic aorta is affected by this arteriopathy. Longitudinal data regarding the progression of this arteriopathy in the whole thoracic aorta has not been reported before...
  7. ncbi request reprint [Partial k-space sampling with zero filling used with phase-contrast flow measurements: in vivo and in vitro validation]
    S Pertschy
    Diagnostische Radiologie, Medizinische Hochschule Hannover
    Rofo 178:713-20. 2006
    ..To validate the technique of partial k-space sampling and zero filling with phase-contrast flow measurements as compared to measurements with full k-space sampling...
  8. ncbi request reprint [Diagnostic imaging of liver tumours. Current status]
    B Boozari
    Abteilung Gastroenterologie, Hepatologie und Endokrinologie, Medizinische Hochschule Hannover, 30625, Carl Neuberg Str 1, Hannover, Germany
    Internist (Berl) 48:8, 10-2, 14-6, 18-20. 2007
    ..An optimal interdisciplinary imaging strategy for focal liver lesions minimises unnecessary invasive or potentially harmful imaging and reduces health costs...
  9. ncbi request reprint Clinically applicable 7-Tesla magnetic resonance visualization of transplanted human adult stem cells labeled with CliniMACS nanoparticles
    A Ruhparwar
    Division of Thoracic and Cardiovascular Surgery, Hannover Medical School, Hannover, Germany
    Thorac Cardiovasc Surg 54:447-51. 2006
    ..We present a clinically applicable technique using advanced ultra high-field 7-Tesla (7T) magnetic resonance imaging (MRI) of nanoparticle-labeled transplanted human EPCs in porcine ischemic hearts...
  10. doi request reprint Intracoronary bone marrow cell transfer after myocardial infarction: 5-year follow-up from the randomized-controlled BOOST trial
    Gerd P Meyer
    Department of Cardiology and Angiology, Hannover Medical School, Carl Neuberg Str 1, 30625 Hannover, Germany
    Eur Heart J 30:2978-84. 2009
    ..As previously reported, BMC transfer led to an improvement of LVEF by 6.0% at 6 months (P = 0.003) and 2.8% at 18 months (P = 0.27)...
  11. doi request reprint Membranous Budd-Chiari syndrome in Caucasians
    Sandra Ciesek
    Department of Gastroenterology, Hepatology and Endocrinology, Hannover Medical School, Hannover, Germany
    Scand J Gastroenterol 45:226-34. 2010
    ..To date, there is only very limited information on membranous BCS in the Western world. We here report the diagnosis and management of five Caucasian patients with membranous BCS...
  12. ncbi request reprint No mid-term difference in mosaicplasty in previously treated versus previously untreated patients with osteochondral lesions of the talus
    Carl Haasper
    Trauma Department, Hannover Medical School MHH, Carl Neuberg Str 1, 30625, Hannover, Germany
    Arch Orthop Trauma Surg 128:499-504. 2008
    ..We hypothesized that in patients suffering osteochondral lesions of the talus, favorable outcomes are obtained in patients undergoing primary mosaicplasty as compared to patients undergoing secondary mosaicplasty...
  13. doi request reprint Respiratory-triggered three-dimensional T2-weighted MR cholangiography after injection of gadoxetate disodium: is it still reliable?
    Kristina I Ringe
    Department of Radiology, Hannover Medical School, Carl Neuberg Strasse 1, 30625 Hannover, Germany
    Radiology 255:451-8. 2010
    ....
  14. doi request reprint Physical stress testing of bovine jugular veins using magnetic resonance imaging, echocardiography and electrical velocimetry
    Dietmar Boethig
    Department of Pediatric Cardiology and Intensive Care, Hannover Medical School, Carl Neuberg Str 1, K 10, D 30625 Hannover, Germany
    Interact Cardiovasc Thorac Surg 10:877-83; discussion 883. 2010
    ..Stress induced changes of insufficiency and gradient were clinically not significant, but sufficient to distort examination results; therefore, constant examination conditions are indispensable for a correct follow-up...
  15. doi request reprint Surgical treatment of a thoracoabdominal aneurysm in Cogan's syndrome
    Theodosios E Bisdas
    Department of Cardiac, Thoracic, Transplantation and Vascular Surgery, Hannover Medical School, Hannover, Germany
    Ann Thorac Surg 88:1668-70. 2009
    ..Here a case of extensive thoracoabdominal aortic replacement in a 28-year-old woman with Cogan's syndrome due to the symptomatic aortic aneurysm is described...
  16. doi request reprint Dipeptidyl peptidase IV (DPP4)-deficiency attenuates diet-induced obesity in rats: possible implications for the hypothalamic neuropeptidergic system
    Michael Stephan
    Clinic for Psychosomatics and Psychotherapy, Hannover Medical School, OE 7160, Carl Neuberg Strasse 1, 30625 Hannover, Germany
    Behav Brain Res 216:712-8. 2011
    ..However, since the food intake remained unaffected, these effects suggest that DPP4 exerts its effects on intraabdominal fat also via peripheral actions...
  17. ncbi request reprint Endoluminal treatment of aortic dissection
    Ajay Chavan
    Department of Diagnostic Radiology, Hannover Medical School, Carl Neuberg Strasse 1, 30625, Hannover, Germany
    Eur Radiol 13:2521-34. 2003
    ..The intention of this article is to provide an overview of the current status of these endoluminal techniques based on our own experience as well as on a review of the relevant literature...
  18. ncbi request reprint Transcutaneous perianal sonography: a sensitive method for the detection of perianal inflammatory lesions in Crohn's disease
    Jochen Wedemeyer
    Department of Gastroenterology, Hepatology and Endocrinology, Medical School of Hannover, Carl Neuberg Str 1, 30625 Hannover, Germany
    World J Gastroenterol 10:2859-63. 2004
    ..We investigated the feasibility and sensitivity of transcutaneous perianal ultrasound (PAUS) using regular ultrasound probes in the imaging of perianal inflammatory lesions. The sonographic findings were correlated to pelvic MRI-scans...
  19. ncbi request reprint One-stage treatment of aortic coarctation associated with coronary heart disease, ascending aortic aneurysm, and aortic valve stenosis with an extra-anatomic ascending-descending aortic bypass
    Christian Kuhn
    Department of Thoracic and Cardiovascular Surgery, Hannover Medical School, Germany
    J Thorac Cardiovasc Surg 130:582-3. 2005
  20. ncbi request reprint Surgical treatment of aberrant right subclavian artery (arteria lusoria) aneurysm using three different methods
    Hiroyuki Kamiya
    Division of Thoracic and Cardiovascular Surgery, Hannover Medical School, Hannover, Germany
    Ann Thorac Surg 82:187-90. 2006
    ..Here we report our surgical experiences with aberrant right subclavian artery (ARSA) aneurysm in 8 patients...
  21. ncbi request reprint Rupture of a Kommerel's diverticle in a right aortic arch in aortic dissection Stanford type B
    Karsten Knobloch
    Department of Cardiothoracic and Vascular Surgery, Hannover Medical School, Hannover, Germany
    Eur J Cardiothorac Surg 27:347. 2005
  22. ncbi request reprint Evaluation of right ventricular performance with a right ventricular ejection fraction thermodilution catheter and MRI in patients with pulmonary hypertension
    M M Hoeper
    Department of Pulmonary Medicine, Hannover Medical School, Hannover, Germany
    Chest 120:502-7. 2001
    ..We sought to compare catheter studies using a right ventricular ejection fraction (REF) catheter together with echocardiography and MRI in patients with pulmonary hypertension...
  23. ncbi request reprint Dilatation of the entire thoracic aorta in patients with bicuspid aortic valve: a magnetic resonance angiography study
    M Westhoff-Bleck
    Department of Cardiology and Angiology, Hannover Medical School, Hannover, Germany
    Vasa 34:181-5. 2005
    ..The presence of a bicuspid aortic valve (BAV) might be associated with a progressive dilatation of the aortic root and ascending aorta. However, involvement of the aortic arch and descending aorta has not yet been elucidated...
  24. pmc Standardised work-up programme for fever of unknown origin and contribution of magnetic resonance imaging for the diagnosis of hidden systemic vasculitis
    A D Wagner
    Department of Medicine, Medical School Hannover, D 30623 Hannover, Germany
    Ann Rheum Dis 64:105-10. 2005
    ..Fever of unknown origin (FUO) is a diagnostic challenge. Rheumatologists are often in charge of patients with FUO because the vasculitides, especially, are potential and common causes of FUO...
  25. ncbi request reprint Malignant lymphoma accompanied by renal cell carcinoma - a not so rare coincidence?
    J Wedemeyer
    Abteilung Gastroenterologie, Hepatologie und Endokrinologie, Medizinische Hochschule Hannover, Germany
    Ultraschall Med 25:65-9. 2004
    ....
  26. ncbi request reprint Intracoronary bone marrow cell transfer after myocardial infarction: eighteen months' follow-up data from the randomized, controlled BOOST (BOne marrOw transfer to enhance ST-elevation infarct regeneration) trial
    Gerd P Meyer
    Department of Cardiology, Hannover Medical School, Hannover, Germany
    Circulation 113:1287-94. 2006
    ..The critical question of whether BMC transfer can have a sustained impact on LV function remains unanswered...
  27. ncbi request reprint Magnetic resonance angiography with blood-pool contrast agents: future applications
    Christian Fink
    University Hospitals, Grosshadern, Munich, Germany
    Eur Radiol 17:B38-44. 2007
    ....
  28. ncbi request reprint Intracoronary autologous bone-marrow cell transfer after myocardial infarction: the BOOST randomised controlled clinical trial
    Kai C Wollert
    Department of Cardiology, Hanover Medical School, Hanover, Germany
    Lancet 364:141-8. 2004
    ..In this randomised trial, we aimed to assess whether intracoronary transfer of autologous bone-marrow cells could improve global left-ventricular ejection fraction (LVEF) at 6 months' follow-up...
  29. ncbi request reprint Pregnancy in a Marfan patient with pre-existing aortic dissection
    Oktay Tutarel
    Int J Cardiol 114:E36-7. 2007
    ..We report the case of a pregnant Marfan syndrome patient with pre-existing chronic aortic dissection that showed a favourable maternal and fetal outcome...