C Konrad

Summary

Country: Germany

Publications

  1. ncbi request reprint Orthopedic and neurological complications of cervical dystonia--review of the literature
    C Konrad
    Department of Neurology, University of Muenster, Munster, Germany
    Acta Neurol Scand 109:369-73. 2004
  2. pmc Human fear conditioning and extinction in neuroimaging: a systematic review
    Christina Sehlmeyer
    Department of Psychiatry, University of Muenster, Muenster, Germany
    PLoS ONE 4:e5865. 2009
  3. ncbi request reprint Pattern of cortical reorganization in amyotrophic lateral sclerosis: a functional magnetic resonance imaging study
    Carsten Konrad
    Department of Neurology, University of Munster, Albert Schweitzer Strasse 33, 48129 Munster, Germany
    Exp Brain Res 143:51-6. 2002
  4. ncbi request reprint Subcortical reorganization in amyotrophic lateral sclerosis
    C Konrad
    Department of Psychiatry and Psychotherapy, IZKF, University of Muenster, Albert Schweitzer Str 11, 48149 Muenster, Germany
    Exp Brain Res 172:361-9. 2006
  5. ncbi request reprint Fracture of the odontoid process complicating tardive dystonia
    Carsten Konrad
    Department of Neurology, Department of Psychiatry, University of Muenster, Germany
    Mov Disord 19:983-5. 2004
  6. pmc Defining the human hippocampus in cerebral magnetic resonance images--an overview of current segmentation protocols
    C Konrad
    Department of Psychiatry, University of Munster, Munster, Germany
    Neuroimage 47:1185-95. 2009
  7. ncbi request reprint Plasma homocysteine, MTHFR C677T, CBS 844ins68bp, and MTHFD1 G1958A polymorphisms in spontaneous cervical artery dissections
    Carsten Konrad
    Department of Neurology, University of Munster, Albert Schweitzer Str 11, 48149 Munster, Germany
    J Neurol 251:1242-8. 2004
  8. ncbi request reprint Spontaneous internal carotid artery dissection and alpha-1-antitrypsin deficiency
    C Konrad
    Department of Neurology, University of Muenster, Muenster, Germany
    Acta Neurol Scand 107:233-6. 2003
  9. ncbi request reprint Protease inhibitors in spontaneous cervical artery dissections
    Carsten Konrad
    Department of Neurology, University of Munster, Munster, Germany
    Stroke 36:9-13. 2005
  10. doi request reprint Neural correlates of trait anxiety in fear extinction
    C Sehlmeyer
    Department of Psychiatry, University Hospital of Muenster, Germany
    Psychol Med 41:789-98. 2011

Detail Information

Publications46

  1. ncbi request reprint Orthopedic and neurological complications of cervical dystonia--review of the literature
    C Konrad
    Department of Neurology, University of Muenster, Munster, Germany
    Acta Neurol Scand 109:369-73. 2004
    ..Complications of cervical dystonia need to be taken into consideration when weighting risks and calculating costs of the disease and its treatment...
  2. pmc Human fear conditioning and extinction in neuroimaging: a systematic review
    Christina Sehlmeyer
    Department of Psychiatry, University of Muenster, Muenster, Germany
    PLoS ONE 4:e5865. 2009
    ....
  3. ncbi request reprint Pattern of cortical reorganization in amyotrophic lateral sclerosis: a functional magnetic resonance imaging study
    Carsten Konrad
    Department of Neurology, University of Munster, Albert Schweitzer Strasse 33, 48129 Munster, Germany
    Exp Brain Res 143:51-6. 2002
    ..Partial compensation between functionally related motor areas seems to be a strategy to optimize performance if the most efficient pathway is unavailable...
  4. ncbi request reprint Subcortical reorganization in amyotrophic lateral sclerosis
    C Konrad
    Department of Psychiatry and Psychotherapy, IZKF, University of Muenster, Albert Schweitzer Str 11, 48149 Muenster, Germany
    Exp Brain Res 172:361-9. 2006
    ....
  5. ncbi request reprint Fracture of the odontoid process complicating tardive dystonia
    Carsten Konrad
    Department of Neurology, Department of Psychiatry, University of Muenster, Germany
    Mov Disord 19:983-5. 2004
    ..Neurologists with a focus on movement disorders should screen for diseases putting the patient at risk for spinal lesions and consider early treatment...
  6. pmc Defining the human hippocampus in cerebral magnetic resonance images--an overview of current segmentation protocols
    C Konrad
    Department of Psychiatry, University of Munster, Munster, Germany
    Neuroimage 47:1185-95. 2009
    ....
  7. ncbi request reprint Plasma homocysteine, MTHFR C677T, CBS 844ins68bp, and MTHFD1 G1958A polymorphisms in spontaneous cervical artery dissections
    Carsten Konrad
    Department of Neurology, University of Munster, Albert Schweitzer Str 11, 48149 Munster, Germany
    J Neurol 251:1242-8. 2004
    ..These data suggest that elevated homocysteine is associated with the occurrence of sCAD. The MTHFR C677T polymorphism is associated with the homocysteine level...
  8. ncbi request reprint Spontaneous internal carotid artery dissection and alpha-1-antitrypsin deficiency
    C Konrad
    Department of Neurology, University of Muenster, Muenster, Germany
    Acta Neurol Scand 107:233-6. 2003
    ..The relevance of alpha-1-AT deficiency for spontaneous cervical arterial dissections is discussed...
  9. ncbi request reprint Protease inhibitors in spontaneous cervical artery dissections
    Carsten Konrad
    Department of Neurology, University of Munster, Munster, Germany
    Stroke 36:9-13. 2005
    ..Here we present the first large investigation of the protease inhibitor hypothesis in patients with sCAD...
  10. doi request reprint Neural correlates of trait anxiety in fear extinction
    C Sehlmeyer
    Department of Psychiatry, University Hospital of Muenster, Germany
    Psychol Med 41:789-98. 2011
    ..In this study we investigated whether individual differences in trait anxiety affect amygdala and dorsal anterior cingulate cortex (dACC) activation during fear conditioning and extinction...
  11. pmc The functional anatomy of semantic retrieval is influenced by gender, menstrual cycle, and sex hormones
    C Konrad
    Department of Psychiatry and Psychotherapy, University of Muenster, Albert Schweitzer Str 11, 48149 Muenster, Germany
    J Neural Transm 115:1327-37. 2008
    ..In all, we describe a cerebral network involved in semantic processing and demonstrate that it is significantly affected by gender and sex steroid hormones...
  12. pmc Pneumonia in acute stroke patients fed by nasogastric tube
    R Dziewas
    Department of Neurology, University Hospital of Munster, Muenster, Germany
    J Neurol Neurosurg Psychiatry 75:852-6. 2004
    ..Aspiration pneumonia is the most important acute complication of stroke related dysphagia. Tube feeding is usually recommended as an effective and safe way to supply nutrition in dysphagic stroke patients...
  13. doi request reprint Working-memory fMRI reveals cingulate hyperactivation in euthymic major depression
    Sonja Schöning
    Department of Psychiatry, University of Muenster, Germany
    Hum Brain Mapp 30:2746-56. 2009
    ..This could reflect a different speed of normalization in prefrontal and limbic cortices, persistent systematic changes in neuronal networks after an episode of MDD, or a compensatory mechanism to maintain working-memory performance...
  14. doi request reprint ERP indices for response inhibition are related to anxiety-related personality traits
    C Sehlmeyer
    Department of Psychiatry and Psychotherapy, University of Muenster, Albert Schweitzer Str 11, D 48149 Muenster, Germany
    Neuropsychologia 48:2488-95. 2010
    ..Our results show that anxiety-related personality traits modulate electrophysiological responses related to cognitive control processes and should be taken into consideration in studies investigating response inhibition...
  15. doi request reprint Increased amygdala activation during automatic processing of facial emotion in schizophrenia
    Astrid Veronika Rauch
    Department of Psychiatry, School of Medicine, University of Muenster, Albert Schweitzer Str 11, Muenster, Germany
    Psychiatry Res 182:200-6. 2010
    ..Heightened automatic amygdala responsivity could be involved in the development and maintenance of negative symptoms in schizophrenia...
  16. doi request reprint Brain correlates of hypnotic paralysis-a resting-state fMRI study
    M Pyka
    Section BrainImaging, Department of Psychiatry and Psychotherapy, University of Marburg, Marburg, Germany
    Neuroimage 56:2173-82. 2011
    ..The increased coupling of selective cortical areas with the precuneus supports the concept that hypnotic paralysis may be mediated by a modified representation of the self which impacts motor abilities...
  17. doi request reprint Attachment avoidance modulates neural response to masked facial emotion
    Thomas Suslow
    Department of Psychiatry, University of Munster, Munster, Germany
    Hum Brain Mapp 30:3553-62. 2009
    ..Our data are consistent with the idea that people who withdraw from close relationships respond spontaneously to a lesser extent to negative interpersonal emotional signals than securely attached individuals...
  18. doi request reprint Reduced amygdala-prefrontal coupling in major depression: association with MAOA genotype and illness severity
    Udo Dannlowski
    Department of Psychiatry, University of Munster, Germany
    Int J Neuropsychopharmacol 12:11-22. 2009
    ..We conclude that genetic variation in the MAOA gene may affect the course of major depression by disrupting cortico-limbic connectivity...
  19. doi request reprint Structural changes of central white matter tracts in Kennedy's disease - a diffusion tensor imaging and voxel-based morphometry study
    C C Pieper
    Department of Radiology, University of Muenster, Germany
    Acta Neurol Scand 127:323-8. 2013
    ..Recent studies suggest a multisystem character of this disease. The aim of this study was to identify and characterize structural changes of gray (GM) and white matter (WM) in the central nervous system...
  20. doi request reprint Long-term cognitive and emotional consequences of mild traumatic brain injury
    C Konrad
    Department of Psychiatry and Psychotherapy, Philipps University of Marburg, Germany
    Psychol Med 41:1197-211. 2011
    ..The objective of this study was to investigate long-term cognitive and emotional sequelae of mild traumatic brain injury (mTBI), as previous research has remained inconclusive with respect to their prevalence and extent...
  21. ncbi request reprint Familial aggregation of strong hemispheric language lateralization
    K Anneken
    Department of Neurology, University of Muenster, Albert Schweitzer Str 33, 48129 Muenster, Germany
    Neurology 63:2433-5. 2004
    ..These data strongly suggest a genetic determination of the degree of language lateralization...
  22. doi request reprint [Neurogenetics of emotional processes. Neuroimaging findings as endophenotypes for depression]
    U Dannlowski
    Klinik und Poliklinik fur Psychiatrie und Psychotherapie, Universitatsklinikum, Albert Schweitzer Strasse 11, 48149 Munster
    Nervenarzt 81:24-31. 2010
    ..Evidence is reviewed suggesting that potential risk-alleles for depression are associated with functional cortico-limbic abnormalities, which frequently occur in patients with major depression...
  23. doi request reprint Emotion specific modulation of automatic amygdala responses by 5-HTTLPR genotype
    Udo Dannlowski
    Department of Psychiatry, University of Munster, Albert Schweitzer Str 11, 48149 Munster, Germany
    Neuroimage 53:893-8. 2010
    ..We conclude that 5-HTTLPR genotype predominantly impacts the central processing predominantly of negative environmental cues but not of emotionally salient stimuli in general...
  24. doi request reprint fMRI data visualization with BrainBlend and Blender
    Martin Pyka
    Department of Psychiatry, University of Munster, Munster, Germany
    Neuroinformatics 8:21-31. 2010
    ..BrainBlend is particularly suitable for the visual exploration of interactions between functional networks, for time-resolved animations of BOLD changes and meets high demands on visual quality in images and animations...
  25. doi request reprint Individualized EEG source reconstruction of Stroop interference with masked color words
    Maximilian Bruchmann
    Institute for Biomagnetism and Biosignalanalysis, University of Muenster, Munster, Germany
    Neuroimage 49:1800-9. 2010
    ..In addition to equivalent current dipole modeling, Stroop-related neural sources were confirmed by means of current density reconstruction (SWARM) based on individualized boundary element models (BEMs) and a cortical constraint...
  26. doi request reprint Neuroimaging differences in spatial cognition between men and male-to-female transsexuals before and during hormone therapy
    Sonja Schöning
    Department of Psychiatry, University of Muenster, Muenster, Germany
    J Sex Med 7:1858-67. 2010
    ..However, these results have not consistently been confirmed. Furthermore, studies on cognitive effects of cross-sex hormone therapy also yield heterogeneous results...
  27. doi request reprint Automatic mood-congruent amygdala responses to masked facial expressions in major depression
    Thomas Suslow
    Department of Psychiatry, University of Munster, 48149 Munster, Germany
    Biol Psychiatry 67:155-60. 2010
    ..Assessing neurobiological substrates of automatic emotion processing might be a more sensitive challenge for automatic negative bias in depression than behavioral measures...
  28. doi request reprint Persistent non-verbal memory impairment in remitted major depression - caused by encoding deficits?
    Andreas Behnken
    Department of Psychiatry and Psychotherapy, University of Muenster, Albert Schweitzer Str 11, 48149 Muenster, Germany
    J Affect Disord 122:144-8. 2010
    ..This study investigates non-verbal memory functions in remitted MDD and whether nonverbal memory performance is mediated by organizational strategies whilst learning...
  29. doi request reprint Decreased gray matter volumes in the cingulo-frontal cortex and the amygdala in patients with fibromyalgia
    Markus Burgmer
    Department of Psychosomatics and Psychotherapy, University Hospital Munster, Domagkstr 22, 48153 Münster, Germany
    Psychosom Med 71:566-73. 2009
    ..To determine whether structural changes in areas of the pain system are additional preconditions for the central sensitization in fibromyalgia we performed voxel based morphometry in patients with fibromyalgia and healthy controls...
  30. ncbi request reprint Abnormal brain activation during movement observation in patients with conversion paralysis
    Markus Burgmer
    Department of Psychosomatics and Psychotherapy, University of Munster, Domagkstr 22, D 48149 Munster, Germany
    Neuroimage 29:1336-43. 2006
    ..This raises the possibility that strategies targeted at reestablishing appropriate movement conceptualization may contribute to the therapy of dissociative paralysis...
  31. ncbi request reprint Crossed cerebro-cerebellar language dominance
    Andreas Jansen
    Department of Neurology, University of Munster, Munster, Germany
    Hum Brain Mapp 24:165-72. 2005
    ..The functional significance of the reported activations can now be tested in patients with lesions of the lateral posterior cerebellum...
  32. ncbi request reprint Cervical artery dissection--clinical features, risk factors, therapy and outcome in 126 patients
    Rainer Dziewas
    Dept of Neurology, University Hospital of Munster, Albert Schweitzer Strasse 33, 48129 Munster, Germany
    J Neurol 250:1179-84. 2003
    ..Patients with dissection-related cervical artery occlusion had a significantly increased risk of suffering a disabling stroke...
  33. doi request reprint The role of the cingulate cortex as neural generator of the N200 and P300 in a tactile response inhibition task
    R J Huster
    Institute for Biomagnetism and Biosignalanalysis, University of Munster, Germany
    Hum Brain Mapp 31:1260-71. 2010
    ..Our data clearly suggest a neuroanatomical and therefore also functional dissociation of the N200 and P300, a finding that cannot easily be provided by other imaging techniques...
  34. doi request reprint Assessment of verbal memory by fMRI: lateralization and functional neuroanatomy
    Andreas Jansen
    Department of Neurology, University of Munster, Munster, Germany
    Clin Neurol Neurosurg 111:57-62. 2009
    ..Therefore, this study took a "step backwards" by first examining healthy subjects without known MTL pathology...
  35. doi request reprint Conflict and inhibition differentially affect the N200/P300 complex in a combined go/nogo and stop-signal task
    Stefanie Enriquez-Geppert
    Institute for Biomagnetism and Biosignalanalysis, University of Munster, Germany
    Neuroimage 51:877-87. 2010
    ..The results indicate that the N200 primarily reflects conflict-related effects whereas the P300 predominantly represents motor inhibition...
  36. ncbi request reprint Generalized arteriopathy in patients with cervical artery dissection
    W Volker
    Institute of Atherosclerosis Research, University of Munster, Munster, Germany
    Neurology 64:1508-13. 2005
    ..To make an ultrastructural comparison of superficial temporal artery (STA) biopsy specimens from patients with spontaneous cervical artery dissection (sCAD) and controls...
  37. ncbi request reprint Functional anatomy of visuo-spatial working memory during mental rotation is influenced by sex, menstrual cycle, and sex steroid hormones
    S Schöning
    Department of Psychiatry, University of Munster, Germany
    Neuropsychologia 45:3203-14. 2007
    ..Both estradiol and testosterone levels may influence fMRI signals of cognitive tasks, which should affect selection of subjects for future fMRI studies...
  38. doi request reprint Auditory processing of sine tones before, during and after ECT in depressed patients by fMRI
    Martin Christ
    Department of Clinical Radiology, University of Munster, Albert Schweitzer Str 33, 48129, Munster, Germany
    J Neural Transm 115:1199-211. 2008
    ..Our data suggest that depression is accompanied by cortical dysfunction including impaired auditory processing of non-speech stimuli. This might be based on overall alterations of brain metabolism indicating functional impairment...
  39. pmc Placing nasogastric tubes in stroke patients with dysphagia: efficiency and tolerability of the reflex placement
    R Dziewas
    Department of Neurology, University of Munster, Albert Schweitzer Str 33, D 48129 Munster, Germany
    J Neurol Neurosurg Psychiatry 74:1429-31. 2003
    ..We therefore suggest the use of reflex placement in patients who have suffered a stroke and need tube feeding due to dysphagia...
  40. pmc Impact of working memory load on FMRI resting state pattern in subsequent resting phases
    Martin Pyka
    Department of Psychiatry, University of Munster, Munster, Germany
    PLoS ONE 4:e7198. 2009
    ..We test the hypothesis that the degree of activation of the DMN following cognitive challenge is influenced by the cognitive load of a preceding working-memory task...
  41. ncbi request reprint Placing nasogastric tubes and intracranial pressure
    Rainer Dziewas
    Department of Neurology, University Munster, Germany
    J Neurosurg Anesthesiol 15:55-6. 2003
    ..We therefore suggest that, despite the admittedly larger effort, the reflex placement of NGTs should be used in such circumstances...
  42. ncbi request reprint Levels of error processing in Huntington's disease: a combined study using event-related potentials and voxel-based morphometry
    Christian Beste
    Leibniz Research Centre for Working Environment and Human Factors, WHO Collaborating Centre for Occupational Health and Human Factors, Dortmund, Germany
    Hum Brain Mapp 29:121-30. 2008
    ..In conclusion a deterioration in error processing in HD compared to pHD is mainly reflected by the Ne. The deterioration might rely on two factors: a neurofunctional and a neuroanatomical...
  43. doi request reprint Perception of biological motion in autism spectrum disorders
    Christine M Freitag
    Department of Child and Adolescent Psychiatry, Saarland University Hospital, Homburg, Germany
    Neuropsychologia 46:1480-94. 2008
    ....
  44. ncbi request reprint Brain plasticity and functional reorganization in progressive motor system degeneration
    Carsten Konrad
    J Neurol Sci 244:3-4. 2006
  45. ncbi request reprint Atypical hemispheric dominance for attention: functional MRI topography
    Agnes Floel
    Human Cortical Physiology Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, Maryland 20892 1430, USA
    J Cereb Blood Flow Metab 25:1197-208. 2005
    ..The present findings suggest that not the hemispheric side, but the intrahemispheric pattern of activation is the distinct feature for the neural processes underlying language and attention...
  46. ncbi request reprint Rupture of a thrombosed intracranial aneurysm during arterial thrombolysis
    Martin A Ritter
    J Neurol 250:1255-6. 2003