Publications by authors named "Karen Ostergaard"

63Publications

Cortical cholinergic dysfunction correlates with microglial activation in the substantia innominata in REM sleep behavior disorder.

Parkinsonism Relat Disord 2020 Oct 8;81:89-93. Epub 2020 Oct 8.

Department of Nuclear Medicine & PET Centre, Aarhus University Hospital, Denmark; Translational and Clinical Research Institute, Newcastle University, United Kingdom. Electronic address:

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http://dx.doi.org/10.1016/j.parkreldis.2020.10.014DOI Listing
October 2020

Imaging dopamine function and microglia in asymptomatic LRRK2 mutation carriers.

J Neurol 2020 Aug 21;267(8):2296-2300. Epub 2020 Apr 21.

Department of Nuclear Medicine and PET Centre, Aarhus University Hospital, Noerrebrogade 44, bldg. 10G, 8000, Aarhus C, Denmark.

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http://dx.doi.org/10.1007/s00415-020-09830-3DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC7359140PMC
August 2020

Applied strategy in the Iowa Gambling Task: Comparison of individuals with Parkinson's disease to healthy controls.

J Clin Exp Neuropsychol 2020 Jul 14;42(5):425-435. Epub 2020 Apr 14.

Department of Psychology and Behavioural Sciences, Aarhus University , Aarhus, Denmark.

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http://dx.doi.org/10.1080/13803395.2020.1749237DOI Listing
July 2020

Objective assessment of automatic language comprehension mechanisms in the brain: Novel E/MEG paradigm.

Psychophysiology 2020 05 14;57(5):e13543. Epub 2020 Feb 14.

Center of Functionally Integrative Neuroscience (CFIN), Department of Clinical Medicine, Aarhus University, Aarhus, Denmark.

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http://dx.doi.org/10.1111/psyp.13543DOI Listing
May 2020

Tau Tangles in Parkinson's Disease: A 2-Year Follow-Up Flortaucipir PET Study.

J Parkinsons Dis 2020 ;10(1):161-171

Department of Nuclear Medicine and PET, Aarhus University Hospital, Aarhus, Denmark.

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http://dx.doi.org/10.3233/JPD-191774DOI Listing
January 2020

Using automated electrode localization to guide stimulation management in DBS.

Ann Clin Transl Neurol 2018 Jul 8;5(7):888-894. Epub 2018 Jun 8.

Department of Neurology Aarhus University Hospital Nørrebrogade 44 Aarhus C 8000 Denmark.

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http://dx.doi.org/10.1002/acn3.589DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6043763PMC
July 2018

Axial motor clues to identify atypical parkinsonism: A multicentre European cohort study.

Parkinsonism Relat Disord 2018 11 8;56:33-40. Epub 2018 Jun 8.

Radboud University Medical Centre, Donders Institute for Brain, Cognition and Behaviour, Department of Neurology, Parkinson Centre Nijmegen (ParC) Nijmegen, The Netherlands. Electronic address:

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http://dx.doi.org/10.1016/j.parkreldis.2018.06.015DOI Listing
November 2018

"It Is Hard Work, But It Is Worth It": Patients and Spouses' Experiences of a Nursing Intervention to Promote Adjustment to Deep Brain Stimulation for Parkinson's Disease-A Feasibility Study.

ANS Adv Nurs Sci 2018 Apr/Jun;41(2):174-187

Department of Neurology, Aarhus University Hospital, Aarhus, Denmark (Drs Haahr and Østergaard); Department of Nursing Science, Institute of Health and Society, University of Oslo, Oslo, Norway (Dr Kirkevold); and Centre for Research and Development, VIA Health Promotion & Rehabilitation, Aarhus, Denmark (Dr Haahr).

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http://dx.doi.org/10.1097/ANS.0000000000000208DOI Listing
September 2019

Extrastriatal monoaminergic dysfunction and enhanced microglial activation in idiopathic rapid eye movement sleep behaviour disorder.

Neurobiol Dis 2018 07 6;115:9-16. Epub 2018 Mar 6.

Department of Nuclear Medicine & PET Centre, Aarhus University Hospital, Denmark; Division of Neuroscience, Newcastle University, England, United Kingdom. Electronic address:

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http://dx.doi.org/10.1016/j.nbd.2018.02.017DOI Listing
July 2018

Pancreatic Polypeptide in Parkinson's Disease: A Potential Marker of Parasympathetic Denervation.

J Parkinsons Dis 2017 ;7(4):645-652

Department of Nuclear Medicine and PET Centre, Aarhus University Hospital, Denmark.

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http://dx.doi.org/10.3233/JPD-171189DOI Listing
June 2018

Noradrenergic Deficits in Parkinson Disease Imaged with C-MeNER.

J Nucl Med 2018 04 28;59(4):659-664. Epub 2017 Aug 28.

Department of Neuroscience and Pharmacology, University of Copenhagen, Copenhagen, Denmark.

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http://dx.doi.org/10.2967/jnumed.117.190975DOI Listing
April 2018

Gastrointestinal Transit Time in Parkinson's Disease Using a Magnetic Tracking System.

J Parkinsons Dis 2017 ;7(3):471-479

Department of Nuclear Medicine and PET Centre, Aarhus University Hospital, Denmark.

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http://dx.doi.org/10.3233/JPD-171131DOI Listing
April 2018

Assessment of neuroinflammation in patients with idiopathic rapid-eye-movement sleep behaviour disorder: a case-control study.

Lancet Neurol 2017 10 3;16(10):789-796. Epub 2017 Jul 3.

Department of Nuclear Medicine and PET Centre, Aarhus University Hospital, Aarhus, Denmark; Institute of Neuroscience, Newcastle University, Newcastle, England. Electronic address:

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http://dx.doi.org/10.1016/S1474-4422(17)30173-4DOI Listing
October 2017

Differentiated effects of deep brain stimulation and medication on somatosensory processing in Parkinson's disease.

Clin Neurophysiol 2017 07 2;128(7):1327-1336. Epub 2017 May 2.

Department of Neurology, Aarhus University Hospital, Nørrebrogade 44, 8000 Aarhus, Denmark; Center of Functionally Integrative Neuroscience (CFIN), Aarhus University, Nørrebrogade 44, 8000 Aarhus, Denmark.

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http://dx.doi.org/10.1016/j.clinph.2017.04.014DOI Listing
July 2017

Reply to the letter to the Editor: Comment to Barichella and colleagues.

Mov Disord 2017 04 4;32(4):631. Epub 2017 Apr 4.

Department of Nuclear Medicine and PET Centre, Aarhus University Hospital, Aarhus, Denmark.

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http://dx.doi.org/10.1002/mds.26991DOI Listing
April 2017

In Vivo cortical tau in Parkinson's disease using 18F-AV-1451 positron emission tomography.

Mov Disord 2017 06 3;32(6):922-927. Epub 2017 Mar 3.

Dept of Nuclear Medicine & PET Centre, Institute of Clinical Medicine, Aarhus University, Aarhus, Denmark.

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http://dx.doi.org/10.1002/mds.26961DOI Listing
June 2017

Objective Colonic Dysfunction is Far more Prevalent than Subjective Constipation in Parkinson's Disease: A Colon Transit and Volume Study.

J Parkinsons Dis 2017 ;7(2):359-367

Department of Nuclear Medicine and PET Centre, Aarhus University Hospital, Denmark.

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http://dx.doi.org/10.3233/JPD-161050DOI Listing
January 2018

Worsening of Verbal Fluency After Deep Brain Stimulation in Parkinson's Disease: A Focused Review.

Comput Struct Biotechnol J 2017 27;15:68-74. Epub 2016 Nov 27.

Center of Functionally Integrative Neuroscience (CFIN), Dept. of Clinical Medicine, Aarhus University, Denmark.

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http://dx.doi.org/10.1016/j.csbj.2016.11.003DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5155048PMC
November 2016

Constipation in parkinson's disease: Subjective symptoms, objective markers, and new perspectives.

Mov Disord 2017 01 22;32(1):94-105. Epub 2016 Nov 22.

Department of Nuclear Medicine and PET Centre, Aarhus University Hospital, Aarhus, Denmark.

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http://dx.doi.org/10.1002/mds.26866DOI Listing
January 2017

In vivo imaging of neuromelanin in Parkinson's disease using 18F-AV-1451 PET.

Brain 2016 07 5;139(Pt 7):2039-49. Epub 2016 May 5.

1 Department of Nuclear Medicine and PET-Centre, Aarhus University Hospital, Denmark

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http://dx.doi.org/10.1093/brain/aww098DOI Listing
July 2016

[Patients with Parkinson's disease should be screened for the development of osteoporosis].

Ugeskr Laeger 2015 01;177(4):V66691

Neurologisk Afdeling F, Aarhus Universitetshospital, Nørrebrogade 44, 8000 Aarhus C.

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January 2015

False-positive 123I-FP-CIT scintigraphy and suggested dopamine transporter upregulation due to chronic modafinil treatment.

Clin Nucl Med 2014 Jan;39(1):e87-8

From the *Department of Nuclear Medicine and PET Centre, and †Department of Neurology, Aarhus University Hospital, Aarhus, Denmark.

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http://dx.doi.org/10.1097/RLU.0b013e3182816500DOI Listing
January 2014

'Being in it together': living with a partner receiving deep brain stimulation for advanced Parkinson's disease--a hermeneutic phenomenological study.

J Adv Nurs 2013 Feb 15;69(2):338-47. Epub 2012 Apr 15.

Department of Nursing Science, School of Public Health, Aarhus University, Denmark.

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http://dx.doi.org/10.1111/j.1365-2648.2012.06012.xDOI Listing
February 2013

Cerebral oxygen metabolism in patients with early Parkinson's disease.

J Neurol Sci 2012 Feb 4;313(1-2):123-8. Epub 2011 Oct 4.

Deparment of Nuclear Medicine, Aarhus University Hospital, Denmark.

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http://dx.doi.org/10.1016/j.jns.2011.09.010DOI Listing
February 2012

The risk of valvular regurgitation in patients with Parkinson's disease treated with dopamine receptor agonists.

Mov Disord 2011 Apr;26(5):801-6

Department of Cardiology, Aarhus University Hospital, Skejby, Denmark.

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http://dx.doi.org/10.1002/mds.23470DOI Listing
April 2011

Odor identification deficits identify Parkinson's disease patients with poor cognitive performance.

Mov Disord 2011 Sep 2;26(11):2045-50. Epub 2011 Jun 2.

Department of Psychology, Aarhus University, Aarhus, Denmark.

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http://dx.doi.org/10.1002/mds.23782DOI Listing
September 2011

The parkinsonian personality and concomitant depression.

J Neuropsychiatry Clin Neurosci 2011 ;23(1):48-55

Department of Psychology, Aarhus University, Aarhus C, Denmark.

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http://dx.doi.org/10.1176/jnp.23.1.jnp48DOI Listing
December 2011

Living with advanced Parkinson's disease: a constant struggle with unpredictability.

J Adv Nurs 2011 Feb 15;67(2):408-17. Epub 2010 Oct 15.

Department of Nursing Science, School of Public Health, Aarhus University, Denmark.

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http://dx.doi.org/10.1111/j.1365-2648.2010.05459.xDOI Listing
February 2011

From miracle to reconciliation: a hermeneutic phenomenological study exploring the experience of living with Parkinson's disease following deep brain stimulation.

Int J Nurs Stud 2010 Oct 9;47(10):1228-36. Epub 2010 Apr 9.

Department of Nursing Science, School of Public Health, Aarhus University, Aarhus, Denmark.

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http://dx.doi.org/10.1016/j.ijnurstu.2010.03.006DOI Listing
October 2010

Normalization in PET group comparison studies--the importance of a valid reference region.

Neuroimage 2008 Apr 12;40(2):529-540. Epub 2008 Jan 12.

PET center, Aarhus University Hospitals, Denmark; Center of Functionally Integrative Neuroscience (CFIN), Aarhus University, Denmark.

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http://dx.doi.org/10.1016/j.neuroimage.2007.12.057DOI Listing
April 2008

STN-stimulation in Parkinson's disease restores striatal inhibition of thalamocortical projection.

Hum Brain Mapp 2009 Jan;30(1):112-21

PET-Center, Aarhus University Hospitals, Aarhus, Denmark.

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http://dx.doi.org/10.1002/hbm.20486DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6870788PMC
January 2009

Primary lateral sclerosis mimicking atypical parkinsonism.

Mov Disord 2007 Oct;22(14):2057-62

Sobell Department of Motor Neuroscience and Movement Disorders, Institute of Neurology, London, United Kingdom.

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http://dx.doi.org/10.1002/mds.21645DOI Listing
October 2007

Stimulation of subthalamic nucleus inhibits emotional activation of fusiform gyrus.

Neuroimage 2006 Nov 7;33(2):706-14. Epub 2006 Sep 7.

Pathophysiology and Experimental Tomography Center, Aarhus University Hospital, Noerrebrogade 44, 8000 Aarhus C, Denmark.

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http://dx.doi.org/10.1016/j.neuroimage.2006.06.056DOI Listing
November 2006

[Valvular heart disease associated with the treatment of Parkinson disease].

Ugeskr Laeger 2006 Jun;168(26-32):2542-4

Arhus Universitetshospital, Skejby Sygehus, Kardiologisk Afdeling.

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June 2006

[PET or SPECT for postsynaptic nerve cells in the striatum can possibly contribute to better insight to manganese-induced parkinsonism].

Authors:
Karen Ostergaard

Ugeskr Laeger 2006 Feb;168(6):598-9; author reply 599-600

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February 2006

Evolution of Parkinson's disease during 4 years of bilateral deep brain stimulation of the subthalamic nucleus.

Mov Disord 2006 May;21(5):624-31

Department of Neurology, Aarhus University Hospital, Nørrebrogade, Aarhus C, Denmark.

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http://dx.doi.org/10.1002/mds.20776DOI Listing
May 2006

Myoclonus-dystonia due to genomic deletions in the epsilon-sarcoglycan gene.

Ann Neurol 2005 Nov;58(5):792-7

Department of Neurodegenerative Diseases, Hertie-Institute for Clinical Brain Research, Tübingen, Germany.

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http://dx.doi.org/10.1002/ana.20661DOI Listing
November 2005

The anatomy of the porcine subthalamic nucleus evaluated with immunohistochemistry and design-based stereology.

Anat Embryol (Berl) 2004 Jun 27;208(3):239-47. Epub 2004 May 27.

Department of Neurobiology, Institute of Anatomy, University of Aarhus, 8000 Aarhus C, Denmark.

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http://link.springer.com/content/pdf/10.1007/s00429-004-0395
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http://dx.doi.org/10.1007/s00429-004-0395-0DOI Listing
June 2004

Improvement of sleep quality in patients with advanced Parkinson's disease treated with deep brain stimulation of the subthalamic nucleus.

Mov Disord 2004 Feb;19(2):196-9

Department of Neurology, Aarhus University Hospital, Aarhus, Denmark.

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http://dx.doi.org/10.1002/mds.10639DOI Listing
February 2004

Dopa-responsive dystonia and Tourette syndrome in a large Danish family.

Arch Neurol 2003 Apr;60(4):618-22

Department of Biochemistry, John F. Kennedy Institute, Glostrup, Denmark.

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http://dx.doi.org/10.1001/archneur.60.4.618DOI Listing
April 2003

Cabergoline plasma concentration is increased during concomitant treatment with itraconazole.

Mov Disord 2002 Nov;17(6):1360-2

Centre for Clinical Pharmacology, University of Aarhus, Aarhus, Denmark.

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http://dx.doi.org/10.1002/mds.10250DOI Listing
November 2002

Effects of bilateral stimulation of the subthalamic nucleus in patients with severe Parkinson's disease and motor fluctuations.

Mov Disord 2002 Jul;17(4):693-700

Department of Neurology, Aarhus University Hospital, Aarhus, Denmark.

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http://dx.doi.org/10.1002/mds.10188DOI Listing
July 2002

Health-related quality of life in patients with advanced Parkinson's disease treated with deep brain stimulation of the subthalamic nuclei.

Mov Disord 2002 May;17(3):539-45

Deparment of Health Science, Aarhus University, Aarhus C, Denmark.

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http://dx.doi.org/10.1002/mds.10111DOI Listing
May 2002