Publications by authors named "Richard Frey"

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The effects of electroconvulsive therapy on cognition: an exploratory retrospective study.
Susanna Riessland, Pia Baldinger-Melich, Nicoletta Margreiter-Neuwirth, Ursula Kainzmayer, Ina Bozic, Richard Frey

CNS Spectr· October 2025

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Brain glutamate and gamma-aminobutyric acid levels across COVID-19 lockdowns in patients with recurrent major depressive disorder and healthy individuals.
Valentin Popper, Benjamin Spurny-Dworak, Jakob Unterholzner, Murray Reed, Theresa Wechsler, Richard Frey

Sci Rep· July 2025

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Integrating the lactulose-mannitol test for intestinal permeability with untargeted metabolomics for drug monitoring through dual liquid chromatography-mass spectrometry.
Felina Hildebrand, Cemre Cukaci, Harald Schoeny, Christoph Baumgartinger, Bruno Stelzer, Tobias Frey, Richard Frey

Anal Bioanal Chem· May 2025

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Perspectives in treatment-resistant depression: esketamine and electroconvulsive therapy.
Pia Baldinger-Melich, Marie Spies, Ina Bozic, Siegfried Kasper, Dan Rujescu, Richard Frey

Wien Klin Wochenschr· March 2025

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Effects of lockdowns on neurobiological and psychometric parameters in unipolar depression during the COVID-19 pandemic.
Jakob Unterholzner, Alexander Kautzky, Murray Bruce Reed, Theresa Friederike Wechsler, Valentin Popper, Richard Frey

Transl Psychiatry· January 2024

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Esketamine Nasal Spray versus Quetiapine for Treatment-Resistant Depression.
Andreas Reif, Istvan Bitter, Jozefien Buyze, Kerstin Cebulla, Richard Frey

N Engl J Med· October 2023

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Case report: Interstitial pneumonitis after initiation of lamotrigine.
Victoria Watzal, Godber Mathis Godbersen, Ana Weidenauer, Matthäus Willeit, Valentin Popper, Richard Frey

Front Psychiatry· July 2023

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Case report: Hyperactive delirium after a single dose of zolpidem administered additionally to psychopharmacotherapy including clozapine.
Maximilian Preiss, Ulrich Rabl, Valentin Popper, Victoria Watzal, Michael Treiber, Richard Frey

Front Psychiatry· July 2023

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Predictors of hospital readmission for patients diagnosed with delirium: An electronic health record data analysis.
Michaela-Elena Friedrich, Gayan Perera, Lisa Leutgeb, David Haardt, Richard Frey

Acta Psychiatr Scand· May 2023

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Meta-analysis of brain structural changes after electroconvulsive therapy in depression.
Gregor Gryglewski, Rupert Lanzenberger, Leo R Silberbauer, Daniel Pacher, Siegfried Kasper, Richard Frey

Brain Stimul· November 2021

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Sex-related effects in major depressive disorder: Results of the European Group for the Study of Resistant Depression.
Lucie Bartova, Markus Dold, Gernot Fugger, Alexander Kautzky, Marleen M M Mitschek, Richard Frey

Depress Anxiety· September 2021

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The Role of Relationship Status in Major Depressive Disorder - Results of the European Group for the Study of Resistant Depression.
Lucie Bartova, Markus Dold, Gernot Fugger, Alexander Kautzky, Marleen Margret Mignon Mitschek, Richard Frey

J Affect Disord· May 2021

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Clinical Correlates and Outcome of Major Depressive Disorder and Comorbid Migraine: A Report of the European Group for the Study of Resistant Depression.
Gernot Fugger, Markus Dold, Lucie Bartova, Marleen M M Mitschek, Daniel Souery, Richard Frey

Int J Neuropsychopharmacol· December 2020

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Add-on benzodiazepine treatment in patients with major depressive disorder - results from a European cross-sectional multicenter study.
Markus Dold, Lucie Bartova, Gernot Fugger, Marleen Margret Mignon Mitschek, Alexander Kautzky, Richard Frey

Eur Neuropsychopharmacol· December 2020

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Corrigendum to "The effect of electroconvulsive therapy on cerebral monoamine oxidase a expression in treatment-resistant depression investigated using positron emission tomography" [Brain Stimul 12 (3) (2019) 714-723].
Pia Baldinger-Melich, Gregor Gryglewski, Cécile Philippe, Matej Murgaš, Gregory M James, Richard Frey

Brain Stimul· June 2020

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Changes in White Matter Microstructure After Electroconvulsive Therapy for Treatment-Resistant Depression.
Gregor Gryglewski, René Seiger, Pia Baldinger-Melich, Jakob Unterholzner, Benjamin Spurny, Richard Frey

Int J Neuropsychopharmacol· March 2020

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Acute and subsequent continuation electroconvulsive therapy elevates serum BDNF levels in patients with major depression.
Thomas Vanicek, Georg S Kranz, Benjamin Vyssoki, Gernot Fugger, Arkadiusz Komorowski, Richard Frey

Brain Stimul· December 2019

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Fulminant Onset of Valproate-Associated Hyperammonemic Encephalopathy.
Josef Baumgartner, Anna Hoeflich, Barbara Hinterbuchinger, Matthaeus Fellinger, Irene Graf, Richard Frey

Am J Psychiatry· November 2019

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Major Depression and Comorbid Diabetes - Findings from the European Group for the Study of Resistant Depression.
Gernot Fugger, Markus Dold, Lucie Bartova, Alexander Kautzky, Daniel Souery, Richard Frey

Prog Neuropsychopharmacol Biol Psychiatry· August 2019

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Changes over time of the diagnostic and therapeutic characteristics of patients of a psychiatric intensive care unit in Austria.
Dietmar Winkler, Alexander Kaltenboeck, Richard Frey, Siegfried Kasper, Edda Pjrek

Compr Psychiatry· August 2019

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The effect of electroconvulsive therapy on cerebral monoamine oxidase A expression in treatment-resistant depression investigated using positron emission tomography.
Pia Baldinger-Melich, Gregor Gryglewski, Cécile Philippe, Gregory M James, Chrysoula Vraka, Richard Frey

Brain Stimul· July 2019

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Comorbid hypertension in patients with major depressive disorder - Results from a European multicenter study.
Gernot Fugger, Markus Dold, Lucie Bartova, Alexander Kautzky, Daniel Souery, Richard Frey

Eur Neuropsychopharmacol· June 2019

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Structural changes in amygdala nuclei, hippocampal subfields and cortical thickness following electroconvulsive therapy in treatment-resistant depression: longitudinal analysis.
Gregor Gryglewski, Pia Baldinger-Melich, René Seiger, Godber Mathis Godbersen, Paul Michenthaler, Richard Frey

Br J Psychiatry· March 2019

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Comorbid thyroid disease in patients with major depressive disorder - results from the European Group for the Study of Resistant Depression (GSRD).
Gernot Fugger, Markus Dold, Lucie Bartova, Alexander Kautzky, Daniel Souery, Richard Frey

Eur Neuropsychopharmacol· June 2018

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