Karl Egger

Karl Egger

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Karl Egger

Karl Egger

Publications by authors named "Karl Egger"

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Automatic Segmentation of the Subthalamic Nucleus: A Viable Option to Support Planning and Visualization of Patient-Specific Targeting in Deep Brain Stimulation.

Oper Neurosurg (Hagerstown) 2019 Nov;17(5):497-502

Department of Stereotactic and Functional Neurosurgery, University of Freiburg, Freiburg, Germany.

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http://dx.doi.org/10.1093/ons/opz015DOI Listing
November 2019

Assessment of spinal cord motion as a new diagnostic MRI-parameter in cervical spinal canal stenosis: study protocol on a prospective longitudinal trial.

J Orthop Surg Res 2019 Oct 12;14(1):321. Epub 2019 Oct 12.

Department of Neurosurgery, Faculty of Medicine, University of Freiburg, Freiburg, Germany.

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http://dx.doi.org/10.1186/s13018-019-1381-9DOI Listing
October 2019

Is microdiffusion imaging able to improve the detection of cervical myelopathy? Study protocol of a prospective observational trial (MIDICAM-Trial).

BMJ Open 2019 Sep 3;9(9):e029153. Epub 2019 Sep 3.

Department of Neurology, Medical Center - University of Freiburg, Faculty of Medicine, University of Freiburg, Germany, Freiburg, Germany.

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http://dx.doi.org/10.1136/bmjopen-2019-029153DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6731871PMC
September 2019

Separating Symptomatic Alzheimer's Disease from Depression based on Structural MRI.

J Alzheimers Dis 2018 ;63(1):353-363

Freiburg Brain Imaging, Medical Center - University of Freiburg, Faculty of Medicine, University of Freiburg, Germany.

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http://dx.doi.org/10.3233/JAD-170964DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5900555PMC
August 2019

Impaired dynamic cerebral autoregulation in patients with cerebral amyloid angiopathy.

Brain Res 2019 Aug 15;1717:60-65. Epub 2019 Apr 15.

Department of Neuroradiology, University Medical Center Freiburg, Germany.

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https://linkinghub.elsevier.com/retrieve/pii/S00068993193020
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http://dx.doi.org/10.1016/j.brainres.2019.04.014DOI Listing
August 2019

Neural correlates of acute apraxia: Evidence from lesion data and functional MRI in stroke patients.

Cortex 2019 May 18;120:1-21. Epub 2019 May 18.

Dept. of Neurology and Neuroscience, University Medical Center Freiburg, Freiburg, Germany; Freiburg Brain Imaging Center, University of Freiburg, Freiburg, Germany; BrainLinks-BrainTools Cluster of Excellence, University of Freiburg, Freiburg, Germany.

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http://dx.doi.org/10.1016/j.cortex.2019.05.005DOI Listing
May 2019

Development of a Standardized Cranial Phantom for Training and Optimization of Functional Stereotactic Operations.

Stereotact Funct Neurosurg 2018 13;96(3):190-196. Epub 2018 Jun 13.

Department of Stereotactic and Functional Neurosurgery, Medical Center - University of Freiburg, Faculty of Medicine, University of Freiburg, Freiburg, Germany.

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http://dx.doi.org/10.1159/000489581DOI Listing
April 2019

Systemic Lupus Erythematosus With Isolated Psychiatric Symptoms and Antinuclear Antibody Detection in the Cerebrospinal Fluid.

Front Psychiatry 2019 25;10:226. Epub 2019 Apr 25.

Section for Experimental Neuropsychiatry, Department of Psychiatry and Psychotherapy, Medical Center-University of Freiburg, Faculty of Medicine, University of Freiburg, Freiburg, Germany.

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http://dx.doi.org/10.3389/fpsyt.2019.00226DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6494960PMC
April 2019

Dissociating frontal and temporal correlates of phonological and semantic fluency in a large sample of left hemisphere stroke patients.

Neuroimage Clin 2019 25;23:101840. Epub 2019 Apr 25.

Dept. of Neurology, University Medical Center Freiburg, Germany; Freiburg Brain Imaging Center, University of Freiburg, Germany; BrainLinks-BrainTools Cluster of Excellence, University of Freiburg, Germany; Faculty of Medicine, University of Freiburg, Germany; Dept. of Neuroradiology, University Medical Center Freiburg, Germany. Electronic address:

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http://dx.doi.org/10.1016/j.nicl.2019.101840DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6526291PMC
April 2019

Voxel-wise deviations from healthy aging for the detection of region-specific atrophy.

Neuroimage Clin 2018 19;20:851-860. Epub 2018 Sep 19.

Freiburg Brain Imaging Center, Medical Center - University of Freiburg, Faculty of Medicine, University of Freiburg, Germany; Dept. of Neuroradiology, Medical Center - University of Freiburg, Faculty of Medicine, University of Freiburg, Germany.

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http://dx.doi.org/10.1016/j.nicl.2018.09.013DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6169102PMC
January 2019

Association between seizure freedom and default mode network reorganization in patients with unilateral temporal lobe epilepsy.

Epilepsy Behav 2019 01 8;90:238-246. Epub 2018 Dec 8.

Epilepsy Center, Medical Center - Faculty of Medicine, University of Freiburg, Germany; Faculty of Medicine, University of Freiburg, Germany; Freiburg Brain Imaging Center, Medical Center - Faculty of Medicine, University of Freiburg, Germany.

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https://linkinghub.elsevier.com/retrieve/pii/S15255050173082
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http://dx.doi.org/10.1016/j.yebeh.2018.10.025DOI Listing
January 2019

Regional neuronal activity in patients with relapsing remitting multiple sclerosis.

Acta Neurol Scand 2018 Dec 4;138(6):466-474. Epub 2018 Sep 4.

Department of Nuclear Medicine, Medical Center - University of Freiburg, Faculty of Medicine, University of Freiburg, Freiburg, Germany.

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http://dx.doi.org/10.1111/ane.13012DOI Listing
December 2018

Combination of CT angiography and MRI in surgical planning of deep brain stimulation.

Neuroradiology 2018 Nov 22;60(11):1151-1158. Epub 2018 Aug 22.

Department of Stereotactic and Functional Neurosurgery, Medical Center - University of Freiburg, Faculty of Medicine, University of Freiburg, Freiburg, Germany.

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http://dx.doi.org/10.1007/s00234-018-2079-0DOI Listing
November 2018

Data on the test-retest reproducibility of streamline counts as a measure of structural connectivity.

Data Brief 2018 Aug 5;19:1361-1381. Epub 2018 Jun 5.

Dept. of Neurology, Medical Center-University of Freiburg, Faculty of Medicine, University of Freiburg, Breisacher Strasse 64, 79106 Freiburg, Germany.

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https://linkinghub.elsevier.com/retrieve/pii/S23523409183065
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http://dx.doi.org/10.1016/j.dib.2018.05.145DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6140827PMC
August 2018

Probing the reproducibility of quantitative estimates of structural connectivity derived from global tractography.

Neuroimage 2018 07 10;175:215-229. Epub 2018 Feb 10.

Dept. of Neurology, Medical Center-University of Freiburg, Faculty of Medicine, University of Freiburg, Breisacher Strasse 64, 79106 Freiburg, Germany; Freiburg Brain Imaging Center, University of Freiburg, Germany; BrainLinks-BrainTools Cluster of Excellence, University of Freiburg, Germany. Electronic address:

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http://dx.doi.org/10.1016/j.neuroimage.2018.01.086DOI Listing
July 2018

Myoclonic Jerks and Schizophreniform Syndrome: Case Report and Literature Review.

Front Psychiatry 2018 1;9:161. Epub 2018 May 1.

Section for Experimental Neuropsychiatry, Department of Psychiatry and Psychotherapy, Medical Center - University of Freiburg, Faculty of Medicine, University of Freiburg, Freiburg, Germany.

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http://dx.doi.org/10.3389/fpsyt.2018.00161DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5946012PMC
May 2018

T2* Relaxometry in Patients with Parkinson's Disease : Use of an Automated Atlas-based Approach.

Clin Neuroradiol 2018 Mar 22;28(1):63-67. Epub 2016 Jun 22.

Department of Neuroradiology, University Medical Center Freiburg, Breisacher Str. 64, 79106, Freiburg, Germany.

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http://dx.doi.org/10.1007/s00062-016-0523-2DOI Listing
March 2018

Ataxia and autonomic dysfunction as presenting symptoms in late-onset Alexander disease.

Neurol Clin Pract 2017 Dec;7(6):523-526

Freiburg University Medical Center and Medical Faculty, Freiburg University, Germany.

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http://dx.doi.org/10.1212/CPJ.0000000000000392DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5800710PMC
December 2017

Stereotactic Catheter Ventriculocisternostomy for Clearance of Subarachnoid Hemorrhage: A Matched Cohort Study.

Stroke 2017 10 13;48(10):2704-2709. Epub 2017 Sep 13.

From the Department of Neurosurgery (R.R., C.S., I.C.), Department of Stereotactic and Functional Neurosurgery (V.A.C., P.C.R.), Department of Neurology (W.-D.N.), Department of Neuroradiology (K.E., H.U.), and Department of Nursing-IT (R.K.), Medical Center - University of Freiburg, Faculty of Medicine, University of Freiburg, Germany; and Department of Neurosurgery, University Hospital Essen, Germany (R.J.).

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http://dx.doi.org/10.1161/STROKEAHA.117.018397DOI Listing
October 2017

Automated Infarct Core Volumetry Within the Hypoperfused Tissue: Technical Implementation and Evaluation.

J Comput Assist Tomogr 2017 Jul/Aug;41(4):515-520

From the Departments of *Radiology, Medical Physics, †Neuroradiology, and ‡Neurology, University Medical Center Freiburg, Freiburg, Germany.

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http://dx.doi.org/10.1097/RCT.0000000000000570DOI Listing
August 2017

Terson's Syndrome: Diagnostic Comparison of Ocular Sonography and CT.

J Neuroimaging 2016 Mar-Apr;26(2):247-52. Epub 2015 Aug 6.

Department of Neurology, University Medical Center Freiburg, Freiburg, Germany.

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http://dx.doi.org/10.1111/jon.12285DOI Listing
January 2017

Enlarged Optic Nerve Sheath in Aneurysmal Subarachnoid Hemorrhage despite Normal Intracranial Pressure.

J Neuroimaging 2016 Mar-Apr;26(2):194-6. Epub 2015 Aug 17.

Department of Neurology, University Medical Center Freiburg, Germany.

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http://dx.doi.org/10.1111/jon.12287DOI Listing
January 2017

Visual neglect after left-hemispheric lesions: a voxel-based lesion-symptom mapping study in 121 acute stroke patients.

Exp Brain Res 2017 01 16;235(1):83-95. Epub 2016 Sep 16.

Department of Neurology and Neuroscience, University Medical Centre Freiburg, Breisacherstrasse 64, 79106, Freiburg, Germany.

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http://dx.doi.org/10.1007/s00221-016-4771-9DOI Listing
January 2017

Residual Tumor Volume as Best Outcome Predictor in Low Grade Glioma - A Nine-Years Near-Randomized Survey of Surgery vs. Biopsy.

Sci Rep 2016 08 30;6:32286. Epub 2016 Aug 30.

Department of Stereotactic and Functional Neurosurgery, Medical Center - University of Freiburg, Breisacher Str. 64, 79106. Freiburg, Germany.

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http://dx.doi.org/10.1038/srep32286DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5004168PMC
August 2016

Surgical Ventricular Entry is a Key Risk Factor for Leptomeningeal Metastasis of High Grade Gliomas.

Sci Rep 2015 Dec 4;5:17758. Epub 2015 Dec 4.

Department of Neurosurgery, University Medical Center Freiburg, Breisacher Str. 64, 79106 Freiburg, Germany.

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http://dx.doi.org/10.1038/srep17758DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4669436PMC
December 2015

Assessment of planning performance in clinical samples: Reliability and validity of the Tower of London task (TOL-F).

Neuropsychologia 2015 Aug 18;75:646-55. Epub 2015 Jul 18.

Department of Neurology, University Medical Center, University of Freiburg, Germany; Freiburg Brain Imaging, University of Freiburg, Germany; BrainLinks-BrainTools Cluster of Excellence, University of Freiburg, Germany.

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http://dx.doi.org/10.1016/j.neuropsychologia.2015.07.017DOI Listing
August 2015

White matter changes in patients with friedreich ataxia after treatment with erythropoietin.

J Neuroimaging 2014 Sep-Oct;24(5):504-8. Epub 2013 Sep 9.

Psychiatry Neuroimaging Laboratory, Brigham and Women's Hospital and Harvard Medical School, Boston, MA; Department of Neuroradiology, University Hospital Freiburg, Germany.

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http://dx.doi.org/10.1111/jon.12050DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3950637PMC
April 2015

Giant perivascular spaces causing hemiparesis successfully treated by cystoventriculoperitoneal shunt.

Br J Neurosurg 2015 Feb 18;29(1):100-102. Epub 2014 Sep 18.

a Department of Stereotactic and Functional Neurosurgery , University Medical Center Freiburg , Freiburg , Germany.

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http://dx.doi.org/10.3109/02688697.2014.957160DOI Listing
February 2015

The great imitator--still today! A case of meningovascular syphilis affecting the posterior circulation.

J Stroke Cerebrovasc Dis 2015 Jan 3;24(1):e1-3. Epub 2014 Oct 3.

Department of Neurology, University Hospital Freiburg, Freiburg, Germany.

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http://dx.doi.org/10.1016/j.jstrokecerebrovasdis.2014.07.046DOI Listing
January 2015

Ulnar neuropathy caused by a widespread synovial cyst of the elbow joint in a patient with rheumatoid arthritis.

J Neurol Surg A Cent Eur Neurosurg 2014 Nov 12;75(6):491-4. Epub 2014 May 12.

Department of General Neurosurgery, University of Freiburg Medical School, Freiburg, Germany.

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http://dx.doi.org/10.1055/s-0034-1371518DOI Listing
November 2014

A longitudinal VBM study monitoring treatment with erythropoietin in patients with Friedreich ataxia.

Acta Radiol Short Rep 2014 May 12;3(4):2047981614531573. Epub 2014 May 12.

Department of Neuroradiology, University Medical Center Freiburg, Germany.

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http://dx.doi.org/10.1177/2047981614531573DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4184378PMC
May 2014

Reproduction of motion artifacts for performance analysis of prospective motion correction in MRI.

Magn Reson Med 2014 Jan 25;71(1):182-90. Epub 2013 Feb 25.

Department of Radiology, Medical Physics, University Medical Center, Freiburg, Germany.

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http://dx.doi.org/10.1002/mrm.24645DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3674114PMC
January 2014

Reproducibility and accuracy of optic nerve sheath diameter assessment using ultrasound compared to magnetic resonance imaging.

BMC Neurol 2013 Dec 1;13:187. Epub 2013 Dec 1.

Department of Neurology, University Medical Center Freiburg, Breisacher Str, 64, 79106 Freiburg, Germany.

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http://dx.doi.org/10.1186/1471-2377-13-187DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4219451PMC
December 2013

Therapeutic hypothermia in cerebral air embolism: a case report.

Springerplus 2013 28;2:411. Epub 2013 Aug 28.

Department of Cardiology and Angiology, University Hospital Freiburg, Freiburg, Germany.

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http://dx.doi.org/10.1186/2193-1801-2-411DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3766511PMC
September 2013

Radial diffusivity in the cerebellar peduncles correlates with clinical severity in Friedreich ataxia.

Neurol Sci 2013 Aug 3;34(8):1459-62. Epub 2013 May 3.

Psychiatry Neuroimaging Laboratory, Brigham and Women's Hospital and Harvard Medical School, 1249 Boylston St, Boston, Massachusetts, 02215, USA.

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http://dx.doi.org/10.1007/s10072-013-1402-0DOI Listing
August 2013

Brief report: CANTAB performance and brain structure in pediatric patients with Asperger syndrome.

J Autism Dev Disord 2013 Jun;43(6):1483-90

Institute of Applied Psychology, University for Health Sciences, Medical Informatics and Technology, Hall in Tyrol, Austria.

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http://link.springer.com/10.1007/s10803-012-1686-6
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http://dx.doi.org/10.1007/s10803-012-1686-6DOI Listing
June 2013

Pattern of brain atrophy in elderly patients with depression revealed by voxel-based morphometry.

Psychiatry Res 2008 Dec 13;164(3):237-44. Epub 2008 Nov 13.

Department of Radiology, Medical University Innsbruck, Anichstrasse 35, A-6020 Innsbruck, Austria.

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http://linkinghub.elsevier.com/retrieve/pii/S092549270700263
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http://dx.doi.org/10.1016/j.pscychresns.2007.12.018DOI Listing
December 2008

Imaging early practice effects in arithmetic.

Neuroimage 2007 Jul 4;36(3):993-1003. Epub 2007 Apr 4.

Innsbruck Medical University, Clinical Department of Neurology, Anichstrasse 35, 6020-Innsbruck, Austria.

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http://linkinghub.elsevier.com/retrieve/pii/S105381190700224
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http://dx.doi.org/10.1016/j.neuroimage.2007.03.051DOI Listing
July 2007

Progression of brain atrophy in multiple system atrophy. A longitudinal VBM study.

J Neurol 2007 Feb;254(2):191-6

Clinical Department of Neurology, Innsbruck Medical University, Anichstrasse 35, 6020 Innsbruck, Austria.

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http://link.springer.com/10.1007/s00415-006-0325-6
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http://dx.doi.org/10.1007/s00415-006-0325-6DOI Listing
February 2007

Cortical atrophy in the cerebellar variant of multiple system atrophy: a voxel-based morphometry study.

Mov Disord 2006 Feb;21(2):159-65

Clinical Department of Neurology, Innsbruck Medical University, Innsbruck, Austria.

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http://dx.doi.org/10.1002/mds.20656DOI Listing
February 2006

Failure of caspase inhibition in the double-lesion rat model of striatonigral degeneration (multiple system atrophy).

Acta Neuropathol 2005 Feb 10;109(2):191-7. Epub 2004 Nov 10.

Clinical Department of Neurology, Innsbruck Medical University, Anichstrasse 35, 6020, Innsbruck, Austria.

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http://dx.doi.org/10.1007/s00401-004-0931-2DOI Listing
February 2005

Basal forebrain atrophy is a distinctive pattern in dementia with Lewy bodies.

Neuroreport 2004 Aug;15(11):1711-4

Department of Neurology, University Hospital of Innsbruck, Anichstr. 35, 6020 Innsbruck, Austria.

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http://dx.doi.org/10.1097/01.wnr.0000136736.73895.03DOI Listing
August 2004