Publications by authors named "Leif Oltedal"

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Unveiling regional differences in glioblastoma patient survival with real-world data from the Norwegian brain tumor quality registry.
Cassia Bree Trewin-Nybråten, Paul Christopher Lambert, Kirsten Marienhagen, Lasse Andreassen, Tom Børge Johannesen, Leif Oltedal

J Neurooncol· December 2025

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Epigenetic and blood markers associated with response to electroconvulsive therapy in patients with depressive disorders.
Anne-Kristin Stavrum, Lea Sirignano, Leila M Frid, Josef Frank, Jerome C Foo, Leif Oltedal

Transl Psychiatry· December 2025

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Acute and transient change in brain water content induced by a single electroconvulsive therapy session.
Akihiro Takamiya, Frank Riemer, Vera Jane Erchinger, Max Korbmacher, Hauke Bartsch, Leif Oltedal

Brain Stimul· November 2025

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Effects of electroconvulsive therapy on hippocampal longitudinal axis and its association with cognitive side effects.
Olga Therese Ousdal, Miklos Argyelan, Maarten Laroy, Amit Anand, Filip Bouckaert, Leif Oltedal

Commun Med (Lond)· October 2025

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Effects of Electroconvulsive Therapy on Brain Structure: A Neuroradiological Investigation Into White Matter Hyperintensities, Atrophy, and Microbleeds.
Vera Jane Erchinger, Ole Johan Evjenth Sørhaug, Stein Magnus Aukland, Gunnar Moen, Peter Moritz Schuster, Leif Oltedal

Biol Psychiatry Cogn Neurosci Neuroimaging· August 2025

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Cognitive deficits in treatment-resistant depression: protocol for a systematic review and meta-analysis.
Eivind Haga Ronold, Daniel Jensen, Anders Lillevik L Thorsen, Rune Raudeberg, Leif Oltedal

BMJ Open· July 2025

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The Dark and Gloomy Brain: Grey Matter Volume Alterations in Major Depressive Disorder-Fine-Grained Meta-Analyses.
Zaira Romeo, Margherita Biondi, Leif Oltedal, Chiara Spironelli

Depress Anxiety· April 2025

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Transcranial magnetic stimulation - here to stay.
Marco Hirnstein, Leif Oltedal

Tidsskr Nor Laegeforen· January 2025

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Electroconvulsive therapy and cognitive performance from the Global ECT MRI Research Collaboration.
Maximilian Kiebs, Danielle C Farrar, Antoine Yrondi, Narcis Cardoner, Noora Tuovinen, Leif Oltedal

J Psychiatr Res· November 2024

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Improvement of persistent impairments in executive functions and attention following electroconvulsive therapy in a case control longitudinal follow up study.
Åsa Hammar, Eivind Haga Ronold, Malene Alden Spurkeland, Rita Ueland, Ute Kessler, Leif Oltedal

BMC Psychiatry· November 2024

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Neurobiological mechanisms of electroconvulsive therapy for depression: Insights into hippocampal volumetric increases from clinical and preclinical studies.
Yoshifumi Abe, Vera J Erchinger, Olga Therese Ousdal, Leif Oltedal, Kenji F Tanaka

J Neurochem· September 2024

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Characterization of gray matter volume changes from one week to 6 months after termination of electroconvulsive therapy in depressed patients.
Maarten Laroy, Filip Bouckaert, Olga Therese Ousdal, Annemieke Dols, Didi Rhebergen, Leif Oltedal

Brain Stimul· August 2024

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Exploring New Electroencephalogram Parameters in Electroconvulsive Therapy.
Jakob Emil Schreiner, Ute Kessler, Ketil Joachim Oedegaard, Kent-Andre Mardal, Leif Oltedal

J ECT· March 2024

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Stable glioma incidence and increased patient survival over the past two decades in Norway: a nationwide registry-based cohort study.
Erlend Skaga, Cassia B Trewin-Nybråten, Pitt Niehusmann, Tom Børge Johannesen, Kirsten Marienhagen, Leif Oltedal

Acta Oncol· March 2024

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Development and validation of a multimodal neuroimaging biomarker for electroconvulsive therapy outcome in depression: a multicenter machine learning analysis.
Willem Benjamin Bruin, Leif Oltedal, Hauke Bartsch, Christopher Abbott, Miklos Argyelan

Psychol Med· February 2024

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Electroconvulsive therapy-induced volumetric brain changes converge on a common causal circuit in depression.
Miklos Argyelan, Zhi-De Deng, Olga Therese Ousdal, Leif Oltedal, Brian Angulo

Mol Psychiatry· February 2024

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Correction: Electroconvulsive therapy-induced volumetric brain changes converge on a common causal circuit in depression.
Miklos Argyelan, Zhi-De Deng, Olga Therese Ousdal, Leif Oltedal, Brian Angulo

Mol Psychiatry· February 2024

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Longitudinal resting-state network connectivity changes in electroconvulsive therapy patients compared to healthy controls.
Joey P A J Verdijk, Laurens A van de Mortel, Freek Ten Doesschate, Julia C M Pottkämper, Sven Stuiver, Leif Oltedal

Brain Stimul· February 2024

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Effective resting-state connectivity in severe unipolar depression before and after electroconvulsive therapy.
Freek Ten Doesschate, Willem Bruin, Peter Zeidman, Christopher C Abbott, Miklos Argyelan, Leif Oltedal

Brain Stimul· November 2023

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Neurobiological mechanisms of ECT and TMS treatment in depression: study protocol of a multimodal magnetic resonance investigation.
Leila Marie Frid, Ute Kessler, Olga Therese Ousdal, Åsa Hammar, Jan Haavik, Leif Oltedal

BMC Psychiatry· October 2023

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Electroconvulsive therapy triggers a reversible decrease in brain N-acetylaspartate.
Vera J Erchinger, Alexander R Craven, Lars Ersland, Ketil J Oedegaard, Christoffer A Bartz-Johannessen, Leif Oltedal

Front Psychiatry· June 2023

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Electroconvulsive therapy-induced volumetric brain changes converge on a common causal circuit in depression.
Zhi-De Deng, Olga Theresa Ousdal, Leif Oltedal, Brian Angulo, Mate Baradits

Res Sq· June 2023

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Feasibility of deep learning-based tumor segmentation for target delineation and response assessment in grade-4 glioma using multi-parametric MRI.
Marianne H Hannisdal, Dorota Goplen, Saruar Alam, Judit Haasz, Leif Oltedal

Neurooncol Adv· April 2023

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[Brain metastases – diagnostics and treatment].
Erlend Moen Taule, Stephanie Schipmann-Miletic, Frits Thorsen, Tor-Christian Aase Johannessen, Hrvoje Miletic, Leif Oltedal

Tidsskr Nor Laegeforen· October 2022

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Neural Substrates of Psychotic Depression: Findings From the Global ECT-MRI Research Collaboration.
Akihiro Takamiya, Annemiek Dols, Louise Emsell, Christopher Abbott, Antoine Yrondi, Leif Oltedal

Schizophr Bull· March 2022

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