Kai Kallenberg

Summary

Country: Germany

Publications

  1. ncbi request reprint Contrast-driven approach to intracranial segmentation using a combination of T2- and T1-weighted 3D MRI data sets
    Gunther Helms
    MR Forschung, Bereich Humanmedizin, Universitat Gottingen, Gottingen, Germany
    J Magn Reson Imaging 24:790-5. 2006
  2. ncbi request reprint Abnormalities in the normal appearing white matter of the cerebral hemisphere contralateral to a malignant brain tumor detected by diffusion tensor imaging
    Kai Kallenberg
    Dr Kai Kallenberg, Institut für Diagnostische und Interventionelle Neuroradiologie, Universitatsmedizin Gottingen, Postfach, 37099 Gottingen, Germany, E mail
    Folia Neuropathol 52:226-33. 2014
  3. pmc Glioma infiltration of the corpus callosum: early signs detected by DTI
    K Kallenberg
    Neuroradiology, Universitatsmedizin, Georg August University Gottingen, Robert Koch Str 40, 37099, Gottingen, Germany
    J Neurooncol 112:217-22. 2013
  4. doi request reprint Untreated glioblastoma multiforme: increased myo-inositol and glutamine levels in the contralateral cerebral hemisphere at proton MR spectroscopy
    Kai Kallenberg
    MR Research in Neurology and Psychiatry, Department of Neuroradiology, Universitymedicine, Georg August Universitat Gottingen, Robert Koch Strasse 40, 37099 Gottingen, Germany
    Radiology 253:805-12. 2009
  5. ncbi request reprint Magnetic resonance imaging evidence of cytotoxic cerebral edema in acute mountain sickness
    Kai Kallenberg
    Department of Neuroradiology, Georg August University Medical Centre, University of Gottingen, Gottingen, Germany
    J Cereb Blood Flow Metab 27:1064-71. 2007
  6. doi request reprint No advantage of time-of-flight magnetic resonance angiography at 3 Tesla compared to 1.5 Tesla in the follow-up after endovascular treatment of cerebral aneurysms
    Jan Hendrik Buhk
    Department of Neuroradiology, University of Gottingen, Robert Koch Str 40, 37075, Goettingen, Germany
    Neuroradiology 50:855-61. 2008
  7. ncbi request reprint Clinical features and diagnosis of the MM2 cortical subtype of sporadic Creutzfeldt-Jakob disease
    Anna Krasnianski
    Department of Neurology, Georg August University, Gottingen, Germany
    Arch Neurol 63:876-80. 2006
  8. doi request reprint Clinical findings and diagnosis in genetic prion diseases in Germany
    Anna Krasnianski
    Department of Neurology, National Reference Center for TSE Surveillance, University Medical School, Georg August University Gottingen, Robert Koch Str 40, 37075, Gottingen, Germany
    Eur J Epidemiol 31:187-96. 2016
  9. doi request reprint Hemosiderin deposition in the brain as footprint of high-altitude cerebral edema
    Kai Schommer
    From the Department of Internal Medicine, Division VII Sports Medicine K S, P B, and Department of Neurology, Division of Neuroradiology K L, University Hospital, Heidelberg and Neuroradiology K K, M K, University Medicine, Gottingen, Germany
    Neurology 81:1776-9. 2013
  10. doi request reprint Fluorescence-guided operation in recurrent glioblastoma multiforme treated with bevacizumab-fluorescence of the noncontrast enhancing tumor tissue?
    Dorothee Wachter
    Neurochirurgie, Georg August Universitat Gottingen, Gottingen, Germany
    J Neurol Surg A Cent Eur Neurosurg 73:401-6. 2012

Collaborators

Detail Information

Publications29

  1. ncbi request reprint Contrast-driven approach to intracranial segmentation using a combination of T2- and T1-weighted 3D MRI data sets
    Gunther Helms
    MR Forschung, Bereich Humanmedizin, Universitat Gottingen, Gottingen, Germany
    J Magn Reson Imaging 24:790-5. 2006
    ..To develop a strategy for structural brain imaging when using FSL software for segmentation and subsequent volumetry...
  2. ncbi request reprint Abnormalities in the normal appearing white matter of the cerebral hemisphere contralateral to a malignant brain tumor detected by diffusion tensor imaging
    Kai Kallenberg
    Dr Kai Kallenberg, Institut für Diagnostische und Interventionelle Neuroradiologie, Universitatsmedizin Gottingen, Postfach, 37099 Gottingen, Germany, E mail
    Folia Neuropathol 52:226-33. 2014
    ..In early stages, diffuse interneural infiltration with changes of the apparent diffusion coefficient (ADC) and fractional anisotropy (FA) is hypothesized...
  3. pmc Glioma infiltration of the corpus callosum: early signs detected by DTI
    K Kallenberg
    Neuroradiology, Universitatsmedizin, Georg August University Gottingen, Robert Koch Str 40, 37099, Gottingen, Germany
    J Neurooncol 112:217-22. 2013
    ..978 × 10(-3) mm²/s, p < 0.05; rFA: 72 %, p < 0.01). Changes in diffusivity and anisotropy in the CC can be interpreted as an indicator of tumor spread into the contralateral hemisphere not visible on conventional MRI...
  4. doi request reprint Untreated glioblastoma multiforme: increased myo-inositol and glutamine levels in the contralateral cerebral hemisphere at proton MR spectroscopy
    Kai Kallenberg
    MR Research in Neurology and Psychiatry, Department of Neuroradiology, Universitymedicine, Georg August Universitat Gottingen, Robert Koch Strasse 40, 37099 Gottingen, Germany
    Radiology 253:805-12. 2009
    ....
  5. ncbi request reprint Magnetic resonance imaging evidence of cytotoxic cerebral edema in acute mountain sickness
    Kai Kallenberg
    Department of Neuroradiology, Georg August University Medical Centre, University of Gottingen, Gottingen, Germany
    J Cereb Blood Flow Metab 27:1064-71. 2007
    ..5% of total brain volume...
  6. doi request reprint No advantage of time-of-flight magnetic resonance angiography at 3 Tesla compared to 1.5 Tesla in the follow-up after endovascular treatment of cerebral aneurysms
    Jan Hendrik Buhk
    Department of Neuroradiology, University of Gottingen, Robert Koch Str 40, 37075, Goettingen, Germany
    Neuroradiology 50:855-61. 2008
    ..Most centers perform one digital subtraction angiography (DSA) on follow-up continuing with time-of-flight magnetic resonance angiography (TOF-MRA). This study explores the diagnostic value of TOF-MRA at 1.5 T versus 3 T compared to DSA...
  7. ncbi request reprint Clinical features and diagnosis of the MM2 cortical subtype of sporadic Creutzfeldt-Jakob disease
    Anna Krasnianski
    Department of Neurology, Georg August University, Gottingen, Germany
    Arch Neurol 63:876-80. 2006
    ..To describe clinical features and diagnostic tests of the MM2 cortical subtype in sporadic Creutzfeldt-Jakob disease...
  8. doi request reprint Clinical findings and diagnosis in genetic prion diseases in Germany
    Anna Krasnianski
    Department of Neurology, National Reference Center for TSE Surveillance, University Medical School, Georg August University Gottingen, Robert Koch Str 40, 37075, Gottingen, Germany
    Eur J Epidemiol 31:187-96. 2016
    ..Frequency of clinical symptoms and signs was similar in different mutations in a later disease course, but the sequence of occurrence may be of great diagnostic importance. CSF markers were shown to be more sensitive than MRI and EEG...
  9. doi request reprint Hemosiderin deposition in the brain as footprint of high-altitude cerebral edema
    Kai Schommer
    From the Department of Internal Medicine, Division VII Sports Medicine K S, P B, and Department of Neurology, Division of Neuroradiology K L, University Hospital, Heidelberg and Neuroradiology K K, M K, University Medicine, Gottingen, Germany
    Neurology 81:1776-9. 2013
    ....
  10. doi request reprint Fluorescence-guided operation in recurrent glioblastoma multiforme treated with bevacizumab-fluorescence of the noncontrast enhancing tumor tissue?
    Dorothee Wachter
    Neurochirurgie, Georg August Universitat Gottingen, Gottingen, Germany
    J Neurol Surg A Cent Eur Neurosurg 73:401-6. 2012
    ..Attempting to give some answers, we report the case of a patient who underwent fluorescence-guided reoperation of recurrent glioblastoma multiforme pretreated with bevacizumab...
  11. doi request reprint Evaluation of angiographic computed tomography in the follow-up after endovascular treatment of cerebral aneurysms--a comparative study with DSA and TOF-MRA
    Jan Hendrik Buhk
    Department of Neuroradiology, University of Goettingen, Robert Koch Str 40, 37075 Goettingen, Germany
    Eur Radiol 19:430-6. 2009
    ..85, p<0.001, respectively). In selected patients ACT can add valuable diagnostic information to DSA. TOF-MRA remains a highly sensitive method for aneurysm follow-up...
  12. doi request reprint Microhemorrhages in nonfatal high-altitude cerebral edema
    Kai Kallenberg
    Department of Neuroradiology, University Medical Center, Georg August University, Gottingen, Germany
    J Cereb Blood Flow Metab 28:1635-42. 2008
    ..In summary, hemosiderin deposits detectable by MRI predominantly in the corpus callosum indicate that microhemorrhages occur in nonlethal HACE, which may serve as a novel diagnostic MRI sign for HACE even many months after the event...
  13. doi request reprint Alberta Stroke Program Early CT Scale evaluation of multimodal computed tomography in predicting clinical outcomes of stroke patients treated with aspiration thrombectomy
    Marios Nikos Psychogios
    Department of Neuroradiology, University Medicine Goettingen, Goettingen, Germany
    Stroke 44:2188-93. 2013
    ..In this study, we evaluated CT images and perfusion parameters, analyzed with ASPECTS, as final outcome predictors after endovascular stroke treatment...
  14. doi request reprint Brain biopsy in patients with suspected Creutzfeldt-Jakob disease
    Uta Heinemann
    Department of Neurology, National Reference Centre for Transmissible Spongiform Encephalopathies, Georg August University, Goettingen, Germany
    J Neurosurg 109:735-41. 2008
    ..Special subtypes are known to present with an atypical course and test findings that can complicate the clinical diagnosis. In such patients a brain biopsy can support the clinical approach...
  15. ncbi request reprint Perisylvian polymicrogyria in Landau-Kleffner syndrome
    Peter Huppke
    Department of Pediatrics and Pediatric Neurology, Faculty of Medicine, Georg August University, Gottingen, Germany
    Neurology 64:1660. 2005
  16. doi request reprint High-resolution maps of magnetization transfer with inherent correction for RF inhomogeneity and T1 relaxation obtained from 3D FLASH MRI
    Gunther Helms
    MR Forschung in der Neurologie und Psychiatrie, Universitatsmedizin Gottingen, Gottingen, Germany
    Magn Reson Med 60:1396-407. 2008
    ..It is inherently compensated for inhomogeneities of receive and transmit RF fields. The MT saturation appeared to be a sensitive parameter to depict MS lesions and alterations of normal-appearing white matter...
  17. ncbi request reprint Contrast-enhanced shunt series ("shuntography") compare favorably to other shunt imaging modalities in detecting shunt occlusion
    Kajetan L von Eckardstein
    Departments of Neurosurgery, Universitatsmedizin Gottingen, Robert Koch Straße 40, 37070, Gottingen, Germany
    Acta Neurochir (Wien) . 2016
    ..k.a. a "shuntogram" or "shuntography"). We hypothesized that contrast-enhanced shunt series have a high predictive value for shunt revision surgeries...
  18. pmc Diagnosing flow residuals in coiled cerebral aneurysms by MR angiography: meta-analysis
    Jan Menke
    Department of Diagnostic Radiology, University Hospital, Robert Koch Strasse 40, 37075, Goettingen, Germany
    J Neurol 261:655-62. 2014
    ..05). In conclusion, in coiled cerebral aneurysms MRA with application of the threefold Roy classification is well suited for detecting or excluding sac residuals that might require retreatment...
  19. doi request reprint The Pattern of Brain Microhemorrhages After Severe Lung Failure Resembles the One Seen in High-Altitude Cerebral Edema
    Sebastian Riech
    1Department of Anesthesiology, Emergency and Intensive Care Medicine, University Medical Center Gottingen, Gottingen, Germany 2Department of Diagnostic and Interventional Neuroradiology, University Medical Center Gottingen, Gottingen, Germany 3Division of Sports Medicine, Department of Internal Medicine, Medical Clinic, University Hospital Heidelberg, Heidelberg, Germany
    Crit Care Med 43:e386-9. 2015
    ..After suffering from severe acute respiratory distress syndrome, several patients show generalized brain alterations and atrophy. A distinctive morphologic pattern of cerebral injury, however, has not been found so far...
  20. doi request reprint Spongiform encephalopathy in siblings with no evidence of protease-resistant prion protein or a mutation in the prion protein gene
    Daniela Varges
    National Reference Center for TSE Surveillance, Department of Neurology, University Medical Center Gottingen, Robert Koch Str 40, 37075 Gottingen, Germany
    J Neurol 260:1871-9. 2013
    ..While the disease aetiology remains unclear, the findings point to a neurodegenerative process and most likely a genetic disease...
  21. pmc Robot-assisted image-guided transcranial magnetic stimulation for somatotopic mapping of the motor cortex: a clinical pilot study
    Sven Rainer Kantelhardt
    Department of Neurosurgery, Georg August University of Gottingen, Robert Koch Strasse 40, 37075 Gottingen, Germany
    Acta Neurochir (Wien) 152:333-43. 2010
    ..In this study, we have used robot-assisted image-guided transcranial magnetic stimulation (Ri-TMS) to elicit MEP response recorded for individual muscles and reconstruct functional motor maps of the primary motor cortex...
  22. ncbi request reprint Clinical course in young patients with sporadic Creutzfeldt-Jakob disease
    Constanze Boesenberg
    Neurologische Klinik und Poliklinik der Georg August Universität Göttingen, Gottingen, Germany
    Ann Neurol 58:533-43. 2005
    ....
  23. doi request reprint Female gender predisposes for cerebrospinal fluid overdrainage in ventriculoperitoneal shunting
    Naïma Diesner
    Department of Neurosurgery, University Medical Center Gottingen, Gottingen, Germany
    Acta Neurochir (Wien) 158:1273-8. 2016
    ..We performed a retrospective analysis of hydrocephalic patients who were successfully treated with VPS which included one or more GV...
  24. doi request reprint Endovascular stroke therapy with the Aperio thrombectomy device
    Kai Kallenberg
    Institute for Diagnostic and Interventional Neuroradiology, University Medical Center Gottingen, Gottingen, Germany
    J Neurointerv Surg 8:834-9. 2016
    ..The Aperio thrombectomy device showed promising results in an experimental study. The purpose of this study was to evaluate the device clinically...
  25. ncbi request reprint Clinical findings and diagnostic tests in the MV2 subtype of sporadic CJD
    Anna Krasnianski
    Department of Neurology, Georg August University, Gottingen, Germany
    Brain 129:2288-96. 2006
    ..However, distinct sensory symptoms and young age at onset, which are often found in the latter, are not common in the MV2 subtype, and the pulvinar sign was observed in only one case...
  26. ncbi request reprint Comparison of perfusion computed tomography and computed tomography angiography source images with perfusion-weighted imaging and diffusion-weighted imaging in patients with acute stroke of less than 6 hours' duration
    Peter Schramm
    Department of Neuroradiology, University of Heidelberg Medical School, Im Neuenheimer Feld 400, D 69120 Heidelberg, Germany
    Stroke 35:1652-8. 2004
    ....
  27. ncbi request reprint MRI in the diagnosis of sporadic Creutzfeldt-Jakob disease: a study on inter-observer agreement
    Henriette J Tschampa
    Department of Radiology, University of Bonn, Sigmund Freud Strasse 25, D 53105 Bonn, Germany
    Brain 128:2026-33. 2005
    ..We conclude that the detection of hyperintense basal ganglia in MRI helps to improve the clinical diagnosis, and therefore, we propose to incorporate MRI in the diagnostic criteria for sCJD...
  28. ncbi request reprint Free radical-mediated damage to barrier function is not associated with altered brain morphology in high-altitude headache
    Damian M Bailey
    Department of Physiology, University of Glamorgan, Pontypridd, UK
    J Cereb Blood Flow Metab 26:99-111. 2006
    ..These findings suggest that free-radical-mediated vasogenic edema is not an important pathophysiological event that contributes to the mild brain swelling observed in HAH...