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Niklas Lenfeldt
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niklas.lenfeldt@umu.se
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Staff scientist vid
Institutionen för klinisk vetenskap
Enhet: Neurovetenskaper
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Norrlands universitetssjukhus, Umeå universitet, Klinisk vetenskap
Umeå universitet, Klinisk vetenskap, 901 85 Umeå
Publikationer
Publikationer
Forskning
Forskning
2022
Corpus callosum white matter microstructures links to cognitive performance and functional laterality in preterm and term born children
Developmental Medicine & Child Neurology
, Vol. 64, (S3) : 46-46
Rönnqvist, Louise; Domellöf, Erik; Johansson, Anna-Maria; et al.
2021
Long-term effects of a preterm birth on cerebellar volumes and myelination: links to children's cognitive and motor performance at 8-years of age
MCA scientific events 2021
Rönnqvist, Louise; Domellöf, Erik; Johansson, Anna-Maria; et al.
2020
NfL as a biomarker for neurodegeneration and survival in Parkinson disease
Neurology
, Wolters Kluwer 2020, Vol. 95, (7) : e827-e838
Bäckström, David C; Linder, Jan; Jakobson Mo, Susanna; et al.
2019
Associations between brain volumes, myelin and upper-limb kinematics in children born preterm
Developmental Medicine & Child Neurology
, Wiley-Blackwell 2019, Vol. 61, (S2) : 53-54
Rönnqvist, Louise; Domellöf, Erik; Johansson, Anna-Maria; et al.
2019
Rehabilitation in chronic spatial neglect strengthens resting-state connectivity
Acta Neurologica Scandinavica
, John Wiley & Sons 2019, Vol. 139, (3) : 254-259
Wåhlin, Anders; Fordell, Helena; Ekman, Urban; et al.
2018
Increase of frontal neuronal activity in chronic neglect after training in virtual reality
Acta Neurologica Scandinavica
, John Wiley & Sons 2018, Vol. 138, (4) : 284-292
Ekman, Urban; Fordell, Helena; Eriksson, Johan; et al.
2018
Rehabilitation of chronic spatial neglect strengthens functional connectivity between nodes of the dorsal attention network
International Journal of Stroke
, Sage Publications 2018, Vol. 13 : 42-42
Fordell, Helena; Wåhlin, Anders; Ekman, U.; et al.
2018
Assessment of myelin and brain volumes at early school-age: long-term effects of a preterm birth
Developmental Medicine & Child Neurology
, John Wiley & Sons 2018, Vol. 60, (S2) : 20-20
Rönnqvist, Louise; Lenfeldt, Niklas; Johansson, Anna-Maria; et al.
2017
Alterations in white matter microstructure are associated with goal-directed upper-limb movement segmentation in children born extremely preterm
Human Brain Mapping
, Hoboken: Wiley-Blackwell 2017, Vol. 38, (10) : 5051-5068
Lenfeldt, Niklas; Johansson, Anna-Maria; Domellöf, Erik; et al.
2017
Fractional Anisotropy and Mean Diffusion as Measures of Dopaminergic Function in Parkinson's Disease: Challenging Results
Journal of Parkinson's Disease
, Vol. 7, (1) : 129-142
Lenfeldt, Niklas; Åström, Björn; Forsgren, Lars; et al.
2016
Frontal white matter injuries predestine gait difficulties in Parkinson's disease
Acta Neurologica Scandinavica
, Wiley-Blackwell 2016, Vol. 134, (3) : 210-218
Lenfeldt, Niklas; Holmlund, Henny; Larsson, Anne; et al.
2015
Fractional anisotropy in the substantia nigra in Parkinson's disease: a complex picture
European Journal of Neurology
, Vol. 22, (10) : 1410-1416
Lenfeldt, Niklas; Larsson, Anne; Nyberg, Lars; et al.
2013
Are intracranial pressure wave amplitudes measurable through lumbar puncture?
Acta Neurologica Scandinavica
, Vol. 127, (4) : 233-241
Behrens, Anders; Lenfeldt, Niklas; Qvarlander, Sara; et al.
2013
Diffusion tensor imaging and correlations to Parkinson rating scales
Journal of Neurology
, Springer Berlin/Heidelberg 2013, Vol. 260, (11) : 2823-2830
Lenfeldt, Niklas; Hansson, William; Larsson, Anne; et al.
2013
Diffusion measures in early stage parkinsonism: controversial findings including hemispheric lateralisation
Parkinsonism & Related Disorders
, Vol. 19, (4) : 469-471
Lenfeldt, Niklas; Larsson, Anne; Nyberg, Lars; et al.
2012
Three-day CSF drainage barely reduces ventricular size in normal pressure hydrocephalus
Neurology
, Philadelphia: Lippincott Williams & Wilkins 2012, Vol. 79, (3) : 237-242
Lenfeldt, Niklas; Hansson, William; Larsson, Anne; et al.
2011
Intracranial Pressure and Pulsatility Index:
Neurosurgery
, Vol. 69, (4) : E1033-E1034
Behrens, Anders; Lenfeldt, Niklas; Ambarki, Khalid; et al.
2011
Diffusion tensor imaging reveals supplementary lesions to frontal white matter in Idiopathic normal pressure hydrocephalus
Neurosurgery
, Vol. 68, (6) : 1586-1593
Lenfeldt, Niklas; Larsson, Anne; Nyberg, Lars; et al.
2010
Transcranial Doppler pulsatility index: not an accurate method to assess intracranial pressure.
Neurosurgery
, Vol. 66, (6) : 1050-1057
Behrens, Anders; Lenfeldt, Niklas; Ambarki, Khalid; et al.
2008
Idiopathic normal pressure hydrocephalus: increased supplementary motor activity accounts for improvement after CSF drainage.
Brain
, Vol. 131, (Pt 11) : 2904-2912
Lenfeldt, Niklas; Larsson, Anne; Nyberg, Lars; et al.
2007
CSF pressure assessed by lumbar puncture agrees with intracranial pressure.
Neurology
, Vol. 68, (2) : 155-158
Lenfeldt, Niklas; Koskinen, L-O D; Bergenheim, A Tommy; et al.
2004
Cerebrospinal fluid pulse pressure method: a possible substitute for the examination of B waves
Journal of Neurosurgery
, American Association of Neurological Surgeons 2004, Vol. 101, (6) : 944-950
Lenfeldt, Niklas; Andersson, Nina; Ågren-Wilsson, Aina; et al.
Neurofilament concentration in CSF correlates with disease severity, survival and imaging measures of neurodegeneration in incident Parkinson disease
Bäckström, David C; Linder, Jan; Jakobson Mo, Susanna; et al.
Supplementary motor activity accounts for recovery after CSF removal in Idiopathic normal pressure hydrocephalus
Lenfeldt, Niklas; Larsson, Anne; Nyberg, Lars; et al.
Visa publikationer i DiVA
Forskningsprojekt
1 januari 2016 till 31 december 2020
Långsiktig effekt av en extremt prematur födelse: associationer mellan hjärnans struktur/funktion, rörelseorganisation och kognitiv förmåga vid 12-års ålder
1 november 2015 till 1 juni 2020
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