Bjørn Tennøe

ORCID: 0000-0002-7174-7772
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Research Areas
  • Acute Ischemic Stroke Management
  • Cerebrovascular and Carotid Artery Diseases
  • Stroke Rehabilitation and Recovery
  • Venous Thromboembolism Diagnosis and Management
  • Aortic Disease and Treatment Approaches
  • Cardiac and Coronary Surgery Techniques
  • Cardiac, Anesthesia and Surgical Outcomes
  • Cerebral Venous Sinus Thrombosis
  • Epilepsy research and treatment
  • Pancreatic and Hepatic Oncology Research
  • Pancreatitis Pathology and Treatment
  • Long-Term Effects of COVID-19
  • Peripheral Artery Disease Management
  • Pediatric Hepatobiliary Diseases and Treatments
  • Abdominal vascular conditions and treatments
  • Gallbladder and Bile Duct Disorders
  • Cardiovascular Health and Disease Prevention
  • Bacterial Infections and Vaccines
  • Lysosomal Storage Disorders Research
  • Surgical Simulation and Training
  • Atherosclerosis and Cardiovascular Diseases
  • Education, Healthcare and Sociology Research
  • Cardiovascular and Diving-Related Complications
  • Ethics in Clinical Research
  • Sexual function and dysfunction studies

Oslo University Hospital
2008-2025

University of Oslo
2000-2007

657 Oslo
2005

Bærum Sykehus
1999

Martin Bendszus Jens Fiehler Fabien Subtil Susanne Bonekamp Anne Hege Aamodt and 95 more Blanca Fuentes Elke R. Gizewski Michael D. Hill Antonı́n Krajina Laurent Pierot Claus Z. Simonsen Kamil Zeleňák Rolf Ankerlund Blauenfeldt Bastian Cheng Angélique Denis Hannes Deutschmann Franziska Dorn Fabian Flottmann Susanne Gellißen Johannes Gerber Mayank Goyal Jozef Haring Christian Herweh Silke Hopf-Jensen Vi Tuan Hua Märit Jensen Andreas Kastrup C Keil Andrej Klepanec Egon Kurča Ronni Mikkelsen Markus Möhlenbruch Stefan Müller‐Hülsbeck Nico Münnich Paolo Pagano Panagiotis Papanagiotou Gabor C. Petzold Mirko Pham Volker Puetz Jan Raupach Gernot Reimann Peter Ringleb Maximilian Schell Eckhard Schlemm Silvia Schönenberger Bjørn Tennøe Christian Ulfert Kateřina Vališ Eva Vítková Dominik F. Vollherbst Wolfgang Wick Götz Thomalla Anne Hege Aamodt Olaf Adamczewski Kirill Alektoror März Alexander Maria Eleni Alexandrou Quentin Alias Fadha Elawi Al-Kuzae Julien Allard Rahman Al-Schameri Alberto Álvarez Grethe Andersen Rolf AnkerlundBlaufeldt Riedel Antje Hannes Appelbohm Maria Argren Anne Assmann Michael Augustin E Bach Michal Bar Maria Barleben Flore Baronnet Andrés Barrios Xénia Bavúzová Rikke BayThomsen Sandra Becker Sylvia Beer Daniel Behme Maximilian Bellut Martin Bendszus Joachim Berkefeld Maximillian Bester Felix J. Bode Christian Boehme Ramona Boese Ferdinand O. Bohmann Susanne Bonekamp Jan Borggrefe Erendira Gabriela Boss Maria Boutchakova Elfi Boxhammer Annemarie Brandhofe Michael O. Breckwoldt Casper Brekenfeld Alex Brehm Christian Brem Stella Breuer Tobias Breyer Petra Brodová

10.1016/s0140-6736(23)02032-9 article EN The Lancet 2023-10-11
Götz Thomalla Jens Fiehler Fabien Subtil Susanne Bonekamp Anne Hege Aamodt and 95 more Blanca Fuentes Elke R. Gizewski Michael D. Hill Antonı́n Krajina Laurent Pierot Claus Z Simonsen Kamil Zeleňák Rolf Ankerlund Blauenfeldt Bastian Cheng Angélique Denis Hannes Deutschmann Franziska Dorn Fabian Flottmann Susanne Gellißen Johannes Gerber Mayank Goyal Jozef Haring Christian Herweh Silke Hopf-Jensen Vi Tuan Hua Märit Jensen Andreas Kastrup C Keil Andrej Klepanec Egon Kurča Ronni Mikkelsen Markus Möhlenbruch Stefan Müller‐Hülsbeck Nico Münnich Paolo Pagano Panagiotis Papanagiotou Gabor C. Petzold Mirko Pham Volker Puetz Jan Raupach Gernot Reimann Peter Ringleb Maximilian Schell Eckhard Schlemm Silvia Schönenberger Bjørn Tennøe Christian Ulfert Kateřina Vališ Eva Vítková Dominik F. Vollherbst Wolfgang Wick Martin Bendszus Anne Hege Aamodt Olaf Adamczewski Kirill Alektoror März Alexander Maria Eleni Alexandrou Quentin Alias Fadha Elawi Al-Kuzae Julien Allard Rahman Al-Schameri Alberto Álvarez Grethe Andersen Rolf AnkerlundBlaufeldt Riedel Antje Hannes Appelbohm Maria Argren Anne Assmann Michael Augustin E Bach Michal Bar Maria Barleben Flore Baronnet Andrés Barrios Xénia Bavúzová Rikke BayThomsen Sandra Becker Sylvia Beer Daniel Behme Maximilian Bellut Martin Bendszus Joachim Berkefeld Maximillian Bester Felix J. Bode Christian Boehme Ramona Boese Ferdinand O. Bohmann Susanne Bonekamp Jan Borggrefe Erendira Gabriela Boss Maria Boutchakova Elfi Boxhammer Annemarie Brandhofe Michael O. Breckwoldt Casper Brekenfeld Alex Brehm Christian Brem Stella Breuer Tobias Breyer Petra Brodová

BackgroundLong-term data showing the benefits of endovascular thrombectomy for stroke with large infarct are scarce. The TENSION trial showed safety and efficacy in patients ischaemic at 90 days. We aimed to investigate 12 months who were enrolled trial.MethodsTENSION was an open-label, blinded endpoint, randomised done 40 hospitals across Europe one hospital Canada. included (aged ≥18 years) acute due vessel occlusion anterior circulation had a infarct, as indicated by Alberta Stroke...

10.1016/s1474-4422(24)00278-3 article EN cc-by The Lancet Neurology 2024-07-27
Laurens Winkelmeier Helge Kniep Götz Thomalla Martin Bendszus Fabien Subtil and 95 more Susanne Bonekamp Anne Hege Aamodt Blanca Fuentes Elke R. Gizewski Michael D. Hill Antonı́n Krajina Laurent Pierot Claus Z. Simonsen Kamil Zeleňák Rolf Ankerlund Blauenfeldt Bastian Cheng Angélique Denis Hannes Deutschmann Franziska Dorn Susanne Gellißen Johannes Gerber Mayank Goyal Jozef Haring Christian Herweh Silke Hopf-Jensen Vi Tuan Hua Märit Jensen Andreas Kastrup C Keil Andrej Klepanec Egon Kurča Ronni Mikkelsen Markus Möhlenbruch Stefan Müller‐Hülsbeck Nico Münnich Paolo Pagano Panagiotis Papanagiotou Gabor C. Petzold Mirko Pham Volker Puetz Jan Raupach Gernot Reimann Peter A. Ringleb Maximilian Schell Eckhard Schlemm Silvia Schönenberger Bjørn Tennøe Christian Ulfert Kateřina Vališ Eva Vítková Dominik F. Vollherbst Wolfgang Wick Jens Fiehler Fabian Flottmann Elke R. Gizewski Astrid Grams Florian Dazinger Tanja Janjic Karin Gindlhuber Michael Knoflach Johannes Willeit Christian Boehme Stefan Kiechl Bernhard Glodny Karoline Volderauer Lukas Mayer-Süß Malik Galijašević Johannes Trenkler Stephan Meckel Joachim Gruber Michael Sonnberger E Bach Eva Lenzenweger Daniel Schwarzenhofer Hannes Deutschmann Michael Augustin Ulrike Wießpeiner Rupert Horst Portugaller P. Kalmár Marton Magyar Eva Hassler Thomas Seifert Kurt Niederkorn Thomas Gattringer Alexander Pichler Simon Fandler-Höfler Siegfried Rohler Daniela Thaler Florian Schmid Susanne Hörner Monika Killer‐Oberpfalzer Erasmia Broussalis Sebastian Mutzenbach Slaven Pikija Constantin Hecker Rahman Al-Schameri Manuel Lunzer Michael Kral Friedrich Weymayr Nele Bubel

In patients with large ischemic stroke, thrombectomy within 12 hours after onset was superior to best medical treatment in reducing 90-day functional disability irrespective of the collateral status on single-phase CT angiography images.

10.1148/radiol.242401 article EN Radiology 2025-02-01

Background and Purpose— Cerebral microembolic signals detected by transcranial Doppler are frequent during carotid angioplasty with stenting endarterectomy (CEA). Their potential harmful effects on the brain are, however, unclear. The aim of this study was to relate frequency type per-procedural procedure-related ipsilateral ischemic strokes new lesions diffusion-weighted cerebral MRI. Methods— Eighty-five patients who were prospectively treated CEA (61) or (30) for high-grade (≥70%)...

10.1161/strokeaha.107.513341 article EN Stroke 2008-10-17

The discTRODE probe applies radiofrequency (RF) current, heating the annulus to treat chronic discogenic low back pain. Randomized controlled studies have not been published. We assessed long-term effect and safety aspects of percutaneous intradiscal thermocoagulation (PIRFT) with in a prospective parallel, randomized gender stratified, double-blind placebo-controlled study. Twenty selected patients pain positive one-level pressure-controlled provocation discography were either intra-annular...

10.1016/j.pain.2009.05.001 article EN Pain 2009-08-04
Helge Kniep Susanne Gellißen Götz Thomalla Martin Bendszus Laurens Winkelmeier and 95 more Gabriel Broocks Matthias Bechstein Fabien Subtil Susanne Bonekamp Anne Hege Aamodt Blanca Fuentes Elke R. Gizewski Michael D. Hill Antonı́n Krajina Laurent Pierot Claus Z. Simonsen Kamil Zeleňák Rolf Ankerlund Blauenfeldt Bastian Cheng Angélique Denis Hannes Deutschmann Franziska Dorn Fabian Flottmann Johannes Gerber Mayank Goyal Jozef Haring Christian Herweh Silke Hopf-Jensen Vi Tuan Hua Märit Jensen Andreas Kastrup Fee Keil Andrej Klepanec Egon Kurča Ronni Mikkelsen Markus Möhlenbruch Stefan Müller‐Hülsbeck Nico Münnich Paolo Pagano Panagiotis Papanagiotou Gabor C. Petzold Mirko Pham Volker Puetz Jan Raupach Gernot Reimann Peter A. Ringleb Maximilian Schell Eckhard Schlemm Silvia Schönenberger Bjørn Tennøe Christian Ulfert Kateřina Vališ Eva Vítková Dominik F. Vollherbst Wolfgang Wick Jens Fiehler Lukas Meyer Astrid Grams Florian Dazinger Tanja Janjic Karin Gindlhuber Michael Knoflach Johannes Willeit Christian Boehme Stefan Kiechl Bernhard Glodny Karoline Volderauer Lukas Mayer-Süß Malik Galijašević Johannes Trenkler Stephan Meckel Joachim Gruber Michael Sonnberger E Bach Eva Lenzenweger Daniel Schwarzenhofer Michael Augustin Ulrike Wießpeiner Rupert Horst Portugaller P. Kalmár Marton Magyar Eva Hassler Thomas Seifert Kurt Niederkorn Thomas Gattringer Alexander Pichler Simon Fandler‐Höfler Siegfried Rohler Daniela Thaler Florian Schmid Susanne Hörner Monika Killer‐Oberpfalzer Erasmia Broussalis Sebastian Mutzenbach Slaven Pikija Constantin Hecker Rahman Al-Schameri Manuel Lunzer Michael Kral Friedrich Weymayr

BACKGROUND: Recent randomized trials demonstrated the beneficial effect of endovascular therapy in patients with low Alberta Stroke Program Early Computed Tomography Score. Despite large follow-up infarct volumes, a significantly increased rate good functional outcomes was observed, challenging role volume as predictive imaging marker. This analysis evaluates extent to which effects thrombectomy on are explained by (1) and (2) early neurological status stroke METHODS: TENSION trial conducted...

10.1161/strokeaha.124.050052 article EN Stroke 2025-03-25

Abstract Background The endovascular treatment procedure in tandem occlusions (TO) is complex compared to single occlusion (SO) and optimal management remains uncertain. aim of this study was identify clinical procedural factors that may be associated efficacy safety the TO compare functional outcome SO stroke patients. Methods This a retrospective center medium (MeVO) large vessel (LVO) anterior circulation. Clinical, imaging, interventional data were analyzed predictive for symptomatic...

10.1186/s12883-023-03127-4 article EN cc-by BMC Neurology 2023-02-27

Purpose: To prospectively compare MR cholangiopancreaticography (MRCP) vs. endoscopic retrograde pancreaticography (ERCP) in patients with suspected common bile duct (CBD) stone disease. Material and Methods: Fifty consecutive CBD disease underwent MRCP then ERCP within 12 h of each other. The result the was blinded to reader ERCP. done using a superconducting 1.0 T unit heavily T2-weighted breath-hold technique. fluoroscopy suite by one clinicians evaluated radiologists who had not read...

10.1080/028418500127345226 article EN Acta Radiologica 2000-05-01

Abstract The advantages of predictive modeling in glioma grading from MR perfusion images have not yet been explored. aim the current study was to implement a model based on support vector machines (SVM) for using tumor blood volume histogram signatures derived and assess diagnostic accuracy sensitivity sample size. A total 86 patients with histologically‐confirmed gliomas were imaged dynamic susceptibility contrast (DSC) MRI at 1.5T. Histogram 53 analyzed independently by four...

10.1002/mrm.21736 article EN Magnetic Resonance in Medicine 2008-09-24

Neuroinflammation has been considered an important pathophysiological process involved in epileptogenesis and may provide possibilities for new treatment possibilities. We present the case of a 45-year-old female with drug resistant epilepsy progressive right-sided cerebral hemiatrophy associated adult onset Rasmussen's encephalitis. Over period 26 years, she was treated 14 different antiseizure medications, intravenous immunoglobulins, glucocorticosteroids, underwent two operations focal...

10.1016/j.ebr.2021.100462 article EN cc-by-nc-nd Epilepsy & Behavior Reports 2021-01-01

Abstract Background and aims Whereas high-level evidence has been proven for safety efficacy of endovascular treatment (EVT) in large vessel occlusion (LVO) stroke, the EVT medium (MeVO) both sexes different age groupremains to be answered. The aim this study was evaluate importance clinical technical parameters, focusing on sex, procedural factors, functional outcome primary MeVO (pMeVO) strokes. Methods 144 patients with pMeVO MCA territory from Oslo Acute Reperfusion Stroke Study (OSCAR)...

10.1007/s00415-023-12025-1 article EN cc-by Journal of Neurology 2023-10-17

Niemann-Pick disease type C is a rare genetic lysosomal storage associated with impaired intracellular lipid trafficking and range of progressive neurological manifestations. The influence seizure activity on course response to miglustat therapy not currently clear.Niemann-Pick homozygous for NPC1 mutation p.S940L [c. 2819 C>T] was diagnosed in four-and-a-half-year-old Norwegian Caucasian girl. patient, who died at eight years seven months age, had history prolonged neonatal jaundice...

10.1186/1752-1947-6-383 article EN cc-by Journal of Medical Case Reports 2012-11-12

Summary: Purpose: To evaluate the efficacy and risk of complications selective posterior cerebral artery (PCA) amobarbital anesthesia in memory assessment patients with epilepsy under consideration for temporal lobe resection. Methods: Thirty‐two candidates lobectomy whom conclusive could not be obtained by standard intracarotid procedure were submitted to a PCA test. A mean dose 75 mg was injected via microcatheter into P2 segment PCA. Ten common objects presented naming remembering while...

10.1111/j.0013-9580.2004.59903.x article EN Epilepsia 2004-06-28

There is emerging evidence of an increased risk venous thromboembolism as well several reports cerebral thrombosis in COVID-19.A previously healthy man his fifties was admitted due to sudden confusion and reduced consciousness. One month earlier the patient had symptoms with headache, fever, dry cough, vomiting diarrhoea sense taste smell. He diagnosed COVID-19 were mainly resolved within three weeks. On admission disorientated aphasia. Brain imaging revealed a haemorrhagic infarction left...

10.4045/tidsskr.20.0563 article EN cc-by-nd Tidsskrift for Den norske legeforening 2020-01-01

Mechanical thrombectomy is now the standard treatment for acute ischaemic stroke with occlusion of a carotid or intercranial artery. With occlusions this type, thrombolytic often has limited effect. The therapeutic outcome use time-dependent, and personalised approach to indication always necessary. To achieve best possible results, main prerequisites are good clinical procedures, an optimal patient pathway, high neuroradiological competence coordinated, interdisciplinary teams.

10.4045/tidsskr.21.0577 article EN cc-by-nd Tidsskrift for Den norske legeforening 2022-05-02

The intrasplenic pancreatic pseudocyst is very rare and surgical treatment has been recommended. We report on a patient with this condition who was successfully treated percutaneous drainage. Special considerations apply when the drainage catheter inserted intercostally.

10.1177/02841851960371p140 article EN Acta Radiologica 1996-01-01

Introduction: The selection of endovascular thrombectomy (EVT) for acute ischemic stroke in the elderly remains challenging due to underrepresentation these patients landmark randomized trials. aim this study was assess association between age and pre-stroke modified Rankin scale score with functional outcomes after EVT aged ≥80 years. Methods: We prospectively collected data from consecutive who underwent anterior or posterior circulation at our institution 2007 2022. Clinical radiological...

10.1159/000540992 article EN cc-by-nc Cerebrovascular Diseases Extra 2024-08-27
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