- E-maillars.thomassen@uib.no
- Visitor AddressHaukeland Universitetssykehus Laboratoriebygget, 7. etg. Heis øst5009 Bergen
- Postal AddressPostboks 78045020 Bergen
Academic article
- (2022). Vascular risk factors and staging of atherosclerosis in patients and controls: The Norwegian Stroke in the Young Study. European Stroke Journal. 289-298.
- (2022). Tenecteplase versus alteplase for the management of acute ischaemic stroke in Norway (NOR-TEST 2, part A): a phase 3, randomised, open-label, blinded endpoint, non-inferiority trial. Lancet Neurology. 511-519.
- (2021). The Course of Carotid Plaque Vulnerability Assessed by Advanced Neurosonology. Frontiers in Neurology. 1-7.
- (2021). Sonothrombolysis in patients with acute ischemic stroke with large vessel occlusion: An individual patient data meta-analysis. Stroke. 3786-3795.
- (2021). Prevalence of atherosclerosis and association with 5-year outcome: The Norwegian Stroke in the Young Study. European Stroke Journal. 374-384.
- (2021). Clinical manifestation of acute cerebral infarcts in multiple arterial territories. Brain and Behavior. 1-7.
- (2020). Vision-related quality of life in patients with occipital stroke. Acta Neurologica Scandinavica. 509-518.
- (2020). Tenecteplase versus alteplase after acute ischemic stroke at high age. International Journal of Stroke. 5 pages.
- (2020). Clinical outcomes and safety profile of Tenecteplase in wake-up stroke. Acta Neurologica Scandinavica. 1-5.
- (2019). Young ischaemic stroke incidence and demographic characteristics - The Norwegian stroke in the young study - A three-generation research program. European Stroke Journal. 347-354.
- (2019). U-shaped relationship between hemoglobin level and severity of ischemic stroke. Acta Neurologica Scandinavica. 56-61.
- (2019). Tenecteplase versus alteplase between 3 and 4.5 hours in low national institutes of health stroke scale. Stroke. 498-500.
- (2019). Short-term outcome and in-hospital complications after acute cerebral infarcts in multiple arterial territories. Stroke. 3625-3627.
- (2019). Safety and Outcomes of Tenecteplase in Moderate and Severe Ischemic Stroke. Stroke. 1279-1281.
- (2019). Recurrent ischemic stroke: Incidence, predictors, and impact on mortality. Acta Neurologica Scandinavica. 3-8.
- (2019). Persistent microembolic signals in the cerebral circulation on transcranial Doppler after intravenous sulfur hexafluoride microbubble infusion. Journal of Neuroimaging (JON). 1-4.
- (2019). One-year versus five-year hospital readmission after ischemic stroke and TIA. BMC Neurology. 1-8.
- (2019). Incidence and etiologies of stroke mimics after incident stroke or transient ischemic attack. Stroke. 2937-2940.
- (2019). Impaired cerebrovascular reactivity may predict delayed cerebral ischemia after aneurysmal subarachnoid hemorrhage. Journal of the Neurological Sciences. 1-10.
- (2019). Five-year readmission and mortality differ by ischemic stroke subtype. Journal of the Neurological Sciences. 31-37.
- (2018). When to screen ischaemic stroke patients for cancer. Cerebrovascular Diseases. 42-47.
- (2018). Visual field defect after ischemic stroke - impact on mortality. Acta Neurologica Scandinavica. 293-298.
- (2018). Visual field defect after ischemic stroke - impact on mortality. Acta Neurologica Scandinavica. 293-298.
- (2018). Time course of cerebrovascular reactivity in patients treated for unruptured intracranial aneurysms: A one-year transcranial Doppler and acetazolamide follow-up study. BioMed Research International. 1-9.
- (2018). Thirty-day recurrence after ischemic stroke or TIA. Brain and Behavior. 1-6.
- (2018). Thirty-day readmission after spontaneous intracerebral hemorrhage. Brain and Behavior. 1-4.
- (2018). The impact of ischaemic stroke subtype on 30-day hospital readmissions. Stroke Research and Treatment. 7 pages.
- (2018). Safety and predictors of stroke mimics in The Norwegian Tenecteplase Stroke Trial (NOR-TEST). International Journal of Stroke. 1-9.
- (2018). Hospital readmissions after spontaneous intracerebral hemorrhage in Southern Portugal. Clinical neurology and neurosurgery (Dutch-Flemish ed. Print). 144-148.
- (2018). High risk of early neurological worsening of lacunar infarction. Acta Neurologica Scandinavica. 1-7.
- (2017). Tenecteplase versus alteplase for management of acute ischaemic stroke (NOR-TEST): a phase 3, randomised, open-label, blinded endpoint trial. Lancet Neurology. 781-788.
- (2017). Short-term outcome of spontaneous intracerebral hemorrhage in Algarve, Portugal: retrospective hospital-based study. Journal of Stroke & Cerebrovascular Diseases. 346-351.
- (2017). Patent foramen ovale closure with GORE HELEX or CARDIOFORM Septal Occluder vs. antiplatelet therapy for reduction of recurrent stroke or new brain infarct in patients with prior cryptogenic stroke: Design of the randomized Gore REDUCE Clinical Study. International Journal of Stroke. 998-1004.
- (2017). Patent foramen ovale closure or antiplatelet therapy for cryptogenic stroke. New England Journal of Medicine. 1033-1042.
- (2017). Elevated body temperature in ischemic stroke associated with neurological improvement. Acta Neurologica Scandinavica. 414-418.
- (2017). Contrast‐enhanced sonothrombolysis in acute ischemic stroke patients without intracranial large‐vessel occlusion. Acta Neurologica Scandinavica. 256-261.
- (2017). Clinical importance of temporal bone features for the efficacy of contrast-enhanced sonothrombolysis: a retrospective analysis of the NOR-SASS Trial. Translational Stroke Research. 1-7.
- (2017). Acute cerebral infarcts in multiple arterial territories associated with cardioembolism. Acta Neurologica Scandinavica. 346-351.
- (2017). A score for paroxysmal atrial fibrillation in acute ischemic stroke. International Journal of Stroke. 496-502.
- (2016). Vision problems in ischaemic stroke patients: effects on life quality and disability. European Journal of Neurology. 1-7.
- (2016). U-curve relation between cholesterol and prior ischemic stroke. Brain and Behavior.
- (2016). Time patterns in multiple acute cerebral infarcts. International Journal of Stroke.
- (2016). Serial NIHSS scores in patients with acute cerebral infarction. Acta Neurologica Scandinavica. 415-420.
- (2016). Recurrent ischemic stroke is associated with the burden of risk factors. Acta Neurologica Scandinavica. 289-294.
- (2016). NOR-SASS (Norwegian Sonothrombolysis in Acute Stroke Study): Randomized controlled contrast-enhanced sonothrombolysis in an unselected acute ischemic stroke population. Stroke. 335-341.
- (2016). Less thrombolysis in posterior circulation infarction—a necessary evil? Acta Neurologica Scandinavica. 546-552.
- (2016). Hospital Readmission after Intracerebral Hemorrhage. Journal of Stroke & Cerebrovascular Diseases. 157-162.
- (2016). Early neurological worsening in acute ischaemic stroke patients. Acta Neurologica Scandinavica. 25-29.
- (2016). Cerebrovascular reactivity after treatment of unruptured intracranial aneurysms - a transcranial Doppler sonography and acetazolamide study. Journal of the Neurological Sciences. 97-103.
- (2016). Can the cardiovascular family history reported by our patients be trusted? The Norwegian Stroke in the Young Study. European Journal of Neurology. 154-159.
- (2016). Atherosclerosis in trial of org 10172 in acute stroke treatment subtypes among young and middle-aged stroke patients: The Norwegian stroke in the young study. Journal of Stroke & Cerebrovascular Diseases. 825-830.
- (2016). Age dependency of ischaemic stroke subtypes and vascular risk factors in western Norway: The Bergen Norwegian Stroke Cooperation Study. Acta Neurologica Scandinavica. 202-207.
- (2016). A stress-related explanation to the increased blood pressure and its course following ischemic stroke. Vascular Health and Risk Management. 435-442.
- (2015). Therapeutic Potential of Tenecteplase in the Management of Acute Ischemic Stroke. CNS Drugs. 811-818.
- (2015). Stroke patients' knowledge about cardiovascular family history - the Norwegian Stroke in the Young Study (NOR-SYS). BMC Neurology. 1-8.
- (2015). Continuous Local Intra-Arterial Nimodipine for the Treatment of Cerebral Vasospasm. Journal of Neurological Surgery Reports. e75-78.
- (2015). Comparing withdrawal and non-withdrawal of life-sustaining treatment among patients who died from stroke. Vascular Health and Risk Management. 507-510.
- (2015). Causes and Predictors for Hospital Readmission after Ischemic Stroke. Journal of Stroke & Cerebrovascular Diseases. 2095-2101.
- (2015). Cancer-Associated Stroke: The Bergen NORSTROKE Study. Cerebrovascular Diseases. 107-113.
- (2015). A pragmatic approach to sonothrombolysis in acute ischaemic stroke: The Norwegian randomised controlled sonothrombolysis in acute stroke study (NOR-SASS). BMC Neurology. 12 pages.
- (2014). The Norwegian tenecteplase stroke trial (NOR-TEST): Randomised controlled trial of tenecteplase vs. alteplase in acute ischaemic stroke. BMC Neurology.
- (2014). Prior cancer in patients with ischemic stroke: The Bergen NORSTROKE Study. Journal of Stroke & Cerebrovascular Diseases. 919-925.
- (2014). Prevalence of intracranial stenosis in a Norwegian ischemic stroke population. Journal of Stroke & Cerebrovascular Diseases. 1611-1615.
- (2014). Mild stroke: Safety and outcome in patients receiving thrombolysis. Acta Neurologica Scandinavica. 37-40.
- (2014). Is smoking associated with favourable outcome in tPA‐treated stroke patients? Acta Neurologica Scandinavica. 299-304.
- (2014). Is higher body temperature beneficial in ischemic stroke patients with normal admission CT angiography of the cerebral arteries? Vascular Health and Risk Management. 49-54.
- (2014). Effect of microbubble contrast on intracranial blood flow velocity assessed by transcranial Doppler. Journal of Ultrasound. 21-26.
- (2014). Diffusion-weighted lesions in stroke patients with transient symptoms - Where are they located? Cerebrovascular Diseases. 219-225.
- (2014). Diffusion-weighted lesions in acute ischaemic stroke patients with migraine. Acta Neurologica Scandinavica. 41-46.
- (2014). Carotid intima-media thickness - a potential predictor for rupture risk of intracranial aneurysms. International Journal of Stroke. 866-872.
- (2014). Body temperature and major neurological improvement in tPA-treated stroke patients. Acta Neurologica Scandinavica. 325-329.
- (2014). A qualitative description of telemedicine for acute stroke care in Norway: technology is not the issue. BMC Health Services Research.
- (2014). A dark Side of subcortical diffusion-weighted lesions? Characteristics, cause, and outcome in large subcortical infarction: The Bergen Norwegian Stroke Cooperation Study. Stroke. 2710-2716.
- (2013). Visual impairment in stroke patients - a review. Acta Neurologica Scandinavica. 52-56.
- (2013). The Norwegian stroke in the young study (NOR-SYS): rationale and design. BMC Neurology. 12 pages.
- (2013). TPA for ischemic stroke in patients ≥80 years. Acta Neurologica Scandinavica. 309-315.
- (2013). Safety of off-label stroke treatment with tissue plasminogen activator. Acta Neurologica Scandinavica. 48-53.
- (2013). Persistent middle cerebral artery occlusion associated with lower body temperature on admission. Vascular Health and Risk Management. 297-302.
- (2013). Ischaemic stroke at a young age is a serious event final results of a population-based long-term follow-up in Western Norway. European Journal of Neurology. 818-823.
- (2013). European Stroke Organisation Recommendations to Establish a Stroke Unit and Stroke Center. Stroke. 828-840.
- (2013). Etiology of first-ever ischaemic stroke in European young adults: the 15 cities young stroke study. European Journal of Neurology. 1431-1439.
- (2013). Elevated Admission Blood Pressure and Stroke Severity in Acute Ischemic Stroke: The Bergen NORSTROKE Study. Cerebrovascular Diseases. 351-354.
- (2013). Does a history of migraine affect the rate of thrombolysis in young stroke patients? Stroke Research and Treatment. 5 pages.
- (2013). Clinical implications of increased use of MRI in TIA. Acta Neurologica Scandinavica. 32-38.
- (2013). A vascular approach to mild amnestic cognitive impairment: a pilot study. Acta Neurologica Scandinavica, Supplementum. 73-76.
- (2012). Non-arteritisk sentralarterieokklusjon (CRAO). Oftalmolog. 14-17.
- (2012). Middle cerebral artery stenosis: transcranial color-coded sonography based on continuity equation versus CT-angiography. Ultraschall in der Medizin. E326-332.
- (2012). Intracerebral hemorrhage in Southern Norway - a Hospital-based incidence study. European Neurology. 240-245.
- (2012). Acute stroke centre - the changing focus of stroke unit care. The Bergen NORSTROKE Study. Acta Neurologica Scandinavica. 410-415.
- (2011). Serum uri acid: neuroprotection in thrombolysis. The Bergen NORSTROKE study. BMC Neurology. 6 pages.
- (2011). High Proportion of Lacunar Strokes at Night: The Bergen Stroke Study. Journal of Stroke & Cerebrovascular Diseases. 424-428.
- (2011). En kvinne med tilbakevendende arteriovenøse tromboser. Tidsskrift for Den norske legeforening. 1303-1306.
- (2011). Decline of arterial cerebral infarction among young women: the Bergen Stroke Study. Vascular Health and Risk Management. 81-84.
- (2011). Comparison between Ischemic Stroke Patients <50 Years and ≥50 Years Admitted to a Single Centre: The Bergen Stroke Study. Stroke Research and Treatment. 8 pages.
- (2011). Cerebral arterial vasospasm. . Tidsskrift for Den norske legeforening. 1558.
- (2009). Trombolytisk behandling ved hjerneinfarkt. Tidsskrift for Den norske legeforening. 2214-2217.
- (2009). Trombolytisk behandling ved arterielt hjerneinfarkt hos barn. Tidsskrift for Den norske legeforening. 2219-2222.
- (2009). Serum Albumin in Ischemic Stroke Patients: The Higher the Better. Cerebrovascular Diseases. 13-17.
- (2009). Preadmission use of warfarin improves short-term outcome in patients with acute cerebral infarction. Cerebrovascular Diseases. 8-12.
- (2009). Intravenous thrombolysis for ischaemic stroke: short delays and high community-based treatment rates after organisational changes in a previously inexperienced centre. Emergency Medicine Journal. 324-326.
- (2009). Disappearing hyperdense middle cerebral artery sign in ischaemic stroke patients treated with intravenous thrombolysis: clinical course and prognostic significance. Journal of Neurology, Neurosurgery and Psychiatry. 273-278.
- (2009). Clinical presentation and diffusion weighted MRI of acute cerebral infarction. The Bergen Stroke Study. BMC Neurology. 5 pages.
- (2009). Case Report of a Patient Who Underwent Thrombolysis of a "Silent" Thrombus in the Middle Cerebral Artery. The Neurologist. 142-143.
- (2009). Admission C - reactive protein after acute ischemic stroke is associated with stroke severity and mortality: The 'Bergen stroke study'. BMC Neurology. 9 pages.
- (1990). Bilateral non-traumatic carotid cavernous sinus fistula with spontaneous closure. Acta Ophthalmologica. 743-747.
Academic lecture
- (2017). THE FEATURES OF THE TEMPORAL BONE WINDOW AND THEIR IMPLICATIONS FOR CONTRAST-ENHANCED SONOTHROMBOLYSIS IN ACUTE ISCHEMIC STROKE.
Reader opinion piece
- (2018). Tenecteplase ved akutt hjerneinfarkt. Tidsskrift for Den norske legeforening. 22-23.
- (2018). Indikasjonsstillingen ved trombektomi : . Tidsskrift for Den norske legeforening. 1592.
- (2015). Store blodpropper i hjernen bør fjernes med trombektomi. Tidsskrift for Den norske legeforening. 2139-2140.
- (2015). Re: Hva er god behandling ved akutt hjerneslag? Tidsskrift for Den norske legeforening. 1010-1011.
- (2015). Diffusjonsvektet MR ved transitorisk iskemisk anfall. Tidsskrift for Den norske legeforening. 835-836.
- (2015). C.E. Kvistad & L. Thomassen svarer. Tidsskrift for Den norske legeforening. 1106-1106.
- (2013). Response to letter to the editor; ANE-O-03-12-096. Acta Neurologica Scandinavica. e19-e19.
- (2011). Brev til redaktørenMarte-Helene Bjørk og medarbeidere svarer:. Tidsskrift for Den norske legeforening. 2334.
Short communication
- (2021). Transkranial ultralydovervåking ved hjerneslag. Tidsskrift for Den norske legeforening. 1-5.
- (2021). Sex differences in the Norwegian Tenecteplase Trial (NOR-TEST). European Journal of Neurology. 609-614.
- (2021). Hjerneslag som eget fagfelt. Tidsskrift for Den norske legeforening.
- (2018). Predictors of long-term survival after spontaneous intracerebral hemorrhage in southern Portugal: A retrospective study of a community representative population. Journal of the Neurological Sciences. 122-126.
- (2017). Incidence and case-fatality from spontaneous intracerebral hemorrhage in a southern region of Portugal. Journal of the Neurological Sciences. 74-78.
Doctoral dissertation
- (2017). The Norwegian Sonothrombolysis in Acute Stroke Study (NOR-SASS). Randomised controlled contrast-enhanced sonothrombolysis in a general acute ischaemic stroke population.
- (2015). Structural and Functional Brain Imaging and Cognition in Aging and Stroke.
- (2005). Acute Stroke – The first six hours.
Abstract
- (2013). The Norwegian Sonothrombolysis in Acute Stroke study NOR-SASS. Cerebrovascular Diseases. 64-64.
- (2012). Statins after stroke: how good are we with secondary prevention? European Journal of Neurology. 65-65.
- (2012). Severe ischemic stroke associated with low body temperature within 6 hours of onset. The Bergen NORSTROKE study. European Journal of Neurology. 27-27.
- (2012). Intracranial atherosclerosis in Norway. Preliminary results from the Norwegian intracranial atherosclerosis study. European Journal of Neurology. 51-51.
- (2012). Generalized atherosclerotic disease among young ischemic stroke patients. Assessment by the NOR-SYS research protocol. The NORwegian Stroke in the Young study. European Journal of Neurology. 490-490.
- (2009). A prospective study of serum albumin in ischemic stroke patients; albumin is likely to be neuroprotective. European Journal of Neurology. 39-39.
Poster
- (2014). The Norwegian Sonothrombolysis in Acute Stroke Study (NORSASS): A randomised controlled trial of contrast enhanced ultrasound treatment in acute ischaemic stroke .
- (2014). Longitudinal changes in visual working memory performance and frontoparietal intrinsic connectivity network synchronization non-cortical stroke.
Errata
- (2020). Corrigendum to “Cerebrovascular reactivity after treatment of unruptured intracranial aneurysms - A transcranial Doppler sonography and acetazolamide study” (Journal of the Neurological Sciences (2016) 363 (97–103), (S0022510X15300903), (10.1016/j.jns.2015.12.024)). Journal of the Neurological Sciences.
Academic literature review
- (2016). Novel thrombolytics for acute ischemic stroke: Challenges and opportunities. CNS Drugs. 101-108.
- (2016). A family history of stroke is associated with increased intima-media thickness in young ischemic Stroke - The norwegian stroke in the young study (NOR-SYS). PLOS ONE.
- (2014). Hjerneinfarkt ved åpent foramen ovale. Tidsskrift for Den norske legeforening. 180-184.
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