Håkan W Olausson

Summary

Country: Sweden

Publications

  1. ncbi request reprint Feelings of warmth correlate with neural activity in right anterior insular cortex
    H Olausson
    Centre for Research on Pain, McGill University, Montreal, Que, Canada
    Neurosci Lett 389:1-5. 2005
  2. doi request reprint Unmyelinated tactile afferents have opposite effects on insular and somatosensory cortical processing
    Håkan W Olausson
    Department of Clinical Neurophysiology, Sahlgrenska University Hospital, Bla straket 7, S 41345 Gothenburg, Sweden
    Neurosci Lett 436:128-32. 2008
  3. ncbi request reprint Remarkable capacity for perception of the direction of skin pull in man
    H Olausson
    Department of Physiology, Goteborg University, Box 432, S 405 30, Goteborg, Sweden
    Brain Res 808:120-3. 1998
  4. doi request reprint The neurophysiology of unmyelinated tactile afferents
    Hakan Olausson
    Institute of Neuroscience and Physiology, University of Gothenburg, Gothenburg, Sweden
    Neurosci Biobehav Rev 34:185-91. 2010
  5. ncbi request reprint Functional role of unmyelinated tactile afferents in human hairy skin: sympathetic response and perceptual localization
    Hakan Olausson
    Department of Clinical Neurophysiology, Sahlgrenska University Hospital, Bla straket 7, 413 45, Goteborg, Sweden
    Exp Brain Res 184:135-40. 2008
  6. ncbi request reprint Unmyelinated tactile afferents signal touch and project to insular cortex
    H Olausson
    Department of Clinical Neurophysiology, Sahlgrenska University Hospital, S 413 45 Goteborg, Sweden
    Nat Neurosci 5:900-4. 2002
  7. ncbi request reprint Cortical activation by tactile and painful stimuli in hemispherectomized patients
    H Olausson
    Department of Anaesthesia, Montreal Neurological Institute and Hospital, McGill University, Canada
    Brain 124:916-27. 2001
  8. ncbi request reprint Tactile directional sensibility: peripheral neural mechanisms in man
    H Olausson
    Department of Physiology, Goteborg University, Goteborg, Sweden
    Brain Res 866:178-87. 2000
  9. ncbi request reprint Thermal and tactile sensory deficits and allodynia in a nerve-injured patient: a multimodal psychophysical and functional magnetic resonance imaging study
    Robert K Hofbauer
    Department of Neurology and Neurosurgery, McGill University, Montreal, Quebec, Canada
    Clin J Pain 22:104-8. 2006
  10. ncbi request reprint Cortical processing of tactile direction discrimination based on spatiotemporal cues in man
    Linda C Lundblad
    Department of Clinical Neurophysiology, Sahlgrenska University Hospital, Bla straket 7, S 413 45 Gothenburg, Sweden
    Neurosci Lett 501:45-9. 2011

Detail Information

Publications16

  1. ncbi request reprint Feelings of warmth correlate with neural activity in right anterior insular cortex
    H Olausson
    Centre for Research on Pain, McGill University, Montreal, Que, Canada
    Neurosci Lett 389:1-5. 2005
    ..These results, in conjunction with previous reports, suggest that the right anterior insular cortex is important for different types of thermal perception...
  2. doi request reprint Unmyelinated tactile afferents have opposite effects on insular and somatosensory cortical processing
    Håkan W Olausson
    Department of Clinical Neurophysiology, Sahlgrenska University Hospital, Bla straket 7, S 41345 Gothenburg, Sweden
    Neurosci Lett 436:128-32. 2008
    ..In addition, CT stimulation evoked significant fMRI deactivation in somatosensory cortex in both subjects supporting the notion that CT is not a system for discriminative touch...
  3. ncbi request reprint Remarkable capacity for perception of the direction of skin pull in man
    H Olausson
    Department of Physiology, Goteborg University, Box 432, S 405 30, Goteborg, Sweden
    Brain Res 808:120-3. 1998
    ..It was concluded that information about patterns of skin stretch is an important component of the somatosensory system that may contribute not only to kinaesthetic, but also to cutaneous sensations...
  4. doi request reprint The neurophysiology of unmyelinated tactile afferents
    Hakan Olausson
    Institute of Neuroscience and Physiology, University of Gothenburg, Gothenburg, Sweden
    Neurosci Biobehav Rev 34:185-91. 2010
    ..CT fiber activation may also have a role in pain inhibition. This review outlines the growing evidence for unique properties and pathways of CT afferents...
  5. ncbi request reprint Functional role of unmyelinated tactile afferents in human hairy skin: sympathetic response and perceptual localization
    Hakan Olausson
    Department of Clinical Neurophysiology, Sahlgrenska University Hospital, Bla straket 7, 413 45, Goteborg, Sweden
    Exp Brain Res 184:135-40. 2008
    ..The findings support the interpretation that the CT system is well suited to underpin affective rather than discriminative functions of tactile sensations...
  6. ncbi request reprint Unmyelinated tactile afferents signal touch and project to insular cortex
    H Olausson
    Department of Clinical Neurophysiology, Sahlgrenska University Hospital, S 413 45 Goteborg, Sweden
    Nat Neurosci 5:900-4. 2002
    ..These findings identify CT as a system for limbic touch that may underlie emotional, hormonal and affiliative responses to caress-like, skin-to-skin contact between individuals...
  7. ncbi request reprint Cortical activation by tactile and painful stimuli in hemispherectomized patients
    H Olausson
    Department of Anaesthesia, Montreal Neurological Institute and Hospital, McGill University, Canada
    Brain 124:916-27. 2001
    ..The tactile-evoked ipsilateral S1 activation may be due to subcortical reorganization, since it was not observed in the normal subjects...
  8. ncbi request reprint Tactile directional sensibility: peripheral neural mechanisms in man
    H Olausson
    Department of Physiology, Goteborg University, Goteborg, Sweden
    Brain Res 866:178-87. 2000
    ..The results suggest that SA1 and field units have the capacity to signal spatio-temporal information, whereas a population of SA2 units have the capacity to signal direction-specific information about changes in lateral skin stretch...
  9. ncbi request reprint Thermal and tactile sensory deficits and allodynia in a nerve-injured patient: a multimodal psychophysical and functional magnetic resonance imaging study
    Robert K Hofbauer
    Department of Neurology and Neurosurgery, McGill University, Montreal, Quebec, Canada
    Clin J Pain 22:104-8. 2006
    ..A case study was conducted to examine a patient with chronic neuropathic pain of the right foot following peripheral nerve injury and characterize associated sensory abnormalities...
  10. ncbi request reprint Cortical processing of tactile direction discrimination based on spatiotemporal cues in man
    Linda C Lundblad
    Department of Clinical Neurophysiology, Sahlgrenska University Hospital, Bla straket 7, S 413 45 Gothenburg, Sweden
    Neurosci Lett 501:45-9. 2011
    ..Further, spatiotemporal TDD activated primary somatosensory cortex whereas a role for this area in processing of skin stretch TDD has not been demonstrated...
  11. doi request reprint Processing in prefrontal cortex underlies tactile direction discrimination: An fMRI study of a patient with a traumatic spinal cord lesion
    Linda C Lundblad
    Department of Clinical Neurophysiology, Sahlgrenska University Hospital, Gothenburg, Sweden
    Neurosci Lett 483:197-200. 2010
    ..Thus, the patient's data, in conjunction with the previous results from healthy subjects, suggest that DLPFC processing is important for tactile decision making based on proper tactile input...
  12. ncbi request reprint Tactile functions after cerebral hemispherectomy
    H Backlund
    Department of Physiology, Goteborg University, Sweden Institute of Clinical Neuroscience, Goteborg University, Sweden
    Neuropsychologia 43:332-9. 2005
    ..The reason for the high vulnerability of tactile directional sensibility may be that it depends on spatially and temporally precise afferent information processed in a distributed cortical network...
  13. ncbi request reprint Tactile directional sensibility and diabetic neuropathy
    U Norrsell
    Department of Physiology, P O Box 432, Goteborg University, SE 40530 Goteborg, Sweden
    Muscle Nerve 24:1496-502. 2001
    ..Conduction velocity testing was almost comparably sensitive (80%) and cool sensitivity, comparably specific (85%) when calculated in the same manner...
  14. ncbi request reprint Anatomical and functional enhancements of the insula after loss of large primary somatosensory fibers
    Marta Ceko
    Alan Edwards Centre for Research on Pain, McGill University, Montreal, QC, Canada H3A 2T5
    Cereb Cortex 23:2017-24. 2013
    ..We, thus, demonstrated plasticity in networks involving the insular cortex following denervation of large-diameter somatosensory afferents. ..
  15. ncbi request reprint Central pain in a hemispherectomized patient
    H Olausson
    Department of Anesthesia, McGill University, Montreal, Canada
    Eur J Pain 5:209-17. 2001
    ..The fMRI findings thus indicate that the central pain in this patient was served by brain structures implicated in normal pain processing. Possible pathophysiological mechanisms include plasticity as well as thalamic disinhibition...
  16. ncbi request reprint Sumatriptan (5-HT1B/1D-agonist) causes a transient allodynia
    M Linde
    Gothenburg Migraine Clinic, Gothenburg, Sweden
    Cephalalgia 24:1057-66. 2004
    ..This could explain at least some of the temporary sensory side-effects of triptans and warrants consideration in the interpretation of studies on migraine-induced allodynia...