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Ketamine: all studies

Page 338 of 449: studies 3,371 to 3,380 of 4,486, newest first. Back to the ketamine overview

Research

Comparison of the effects of opioid-free anesthesia (OFA) and opioid-based anesthesia (OBA) on postoperative analgesia and intraoperative hemodynamics in patients undergoing spine surgery: A prospective randomized double-blind controlled trial.

Saudi journal of anaesthesia 2024 Ugrani S Rani, Nidhi B Panda, Rajeev Chauhan et al. 11 citations

Opioids form the basis of perioperative pain management but are associated with multiple side effects. In opioid-free anesthesia (OFA), several non-opioid drugs or neuraxial/regional blocks are used as substitutes for opioids. Ketamine, a N-methyl-d-aspartate antagonist, provides intense analgesia. However, there is a shortage of literature on the effects of ketamine-based OFA on hemodynamics...

DOI: 10.4103/sja.sja_341_23 (opens in new tab) Full text (opens in new tab) Opioid-free anesthesia Pain-free period Propofol Spine surgery +7

Ahnak in the prefrontal cortex mediates behavioral correlates of stress resilience and rapid antidepressant action in mice.

Frontiers in Molecular Neuroscience 2024 Dionnet L Bhatti, Junghee Jin, Jia Cheng et al. 4 citations

The prefrontal cortex (PFC) is a key neural node mediating behavioral responses to stress and the actions of ketamine, a fast-acting antidepressant. The molecular mechanisms underlying these processes, however, are not fully understood. Our recent study revealed a pivotal role of hippocampal Ahnak as a regulator of cellular and behavioral adaptations to chronic stress. However, despite its...

[Targeting NMDAR/AMPAR: a promising pharmacotherapeutic approach for depressive disorders].

Zhurnal nevrologii i psikhiatrii imeni S.S. Korsakova 2024 D V Kurkin, E I Morkovin, D A Bakulin et al.

Depression is a leading cause of disability and reduced work capacity worldwide. The monoamine theory of the pathogenesis of depression has remained dominant for many decades, however, drugs developed on its basis have limited efficacy. Exploring alternative mechanisms underlying this pathology could illuminate new avenues for pharmacological intervention. Targeting glutamatergic pathways in...

A scientometric analysis of research on the role of NMDA receptor in the treatment of depression.

Frontiers in Pharmacology 2024 Xulin Chen, Xian Wang, Caijuan Li et al. 7 citations

There have been numerous studies on NMDA receptors as therapeutic targets for depression. However, so far, there has been no comprehensive scientometric analysis of this field. Thus, we conducted a scientometric analysis with the aim of better elucidating the research hotspots and future trends in this field. Publications on NMDAR in Depression between 2004 and 2023 were retrieved from the Web...

DOI: 10.3389/fphar.2024.1394730 (opens in new tab) Full text (opens in new tab) Nmda receptor Bibliometrics Evidence synthesis Research trends +5

Major challenges in youth psychopathology: treatment-resistant depression. A narrative review.

Frontiers in Psychiatry 2024 Giulia Menculini, Gianmarco Cinesi, Francesca Scopetta et al. 10 citations

Major depressive disorder (MDD) represents a major health issue in adolescents and young adults, leading to high levels of disability and profoundly impacting overall functioning. The clinical presentation of MDD in this vulnerable age group may slightly differ from what can be observed in adult populations, and psychopharmacological strategies do not always lead to optimal response. Resistance...

Successful treatment for serious depression with suicidal risk in a heart transplant patient.

Revista Colombiana de psiquiatria 2024 María Del Mar Arango-Posada, Ana Isabel Prada-Escobar, Carolina Marín-Hernández et al.

Major depressive disorder is related to unfavourable outcomes in patients with severe comorbidities. In transplant patients, major depression is associated with worse clinical outcomes. We present the case of a 55-year-old man with a heart transplant due to heart failure of ischaemic origin. Six months after the transplant he developed depressed mood, anhedonia and suicidal ideation with a...

Sex-specific effects of subchronic NMDA receptor antagonist MK-801 treatment on hippocampal gamma oscillations.

Frontiers in Neuroscience 2024 Tim Simon Neuhäusel, Zoltan Gerevich 5 citations

N-methyl-D-aspartate (NMDA) receptor antagonists are widely used to pharmacologically model schizophrenia and have been recently established in the treatment of treatment-resistant major depression demonstrating that the pharmacology of this substance class is complex. Cortical gamma oscillations, a rhythmic neuronal activity associated with cognitive processes, are increased in schizophrenia...

DOI: 10.3389/fnins.2024.1425323 (opens in new tab) Full text (opens in new tab) Ketamine Cognition Electroencephalography EEG Electrophysiology +6

N-methyl-d-aspartate (NMDA) receptor antagonists for treatment of catatonia in adults: Narrative review.

General Hospital Psychiatry 2024 Jeong Hoo Lee, Joji Suzuki 4 citations

While the majority of patients with catatonia fully respond to benzodiazepines or ECT, some have a partial or no response. Benzodiazepines may be contraindicated such as when delirium co-exists. This review discusses the utility of NMDA receptor antagonists as alternatives to benzodiazepines in the treatment of catatonia in adults. A PubMed search adhering to PRISMA guidelines was conducted for...

KET or ECT for treatment-resistant depression?

International Journal of Psychiatry in Clinical Practice 2024 Marie Spies, Siegfried Kasper, Richard Frey et al.

Modern electroconvulsive therapy (ECT) and ketamine currently represent the most effective treatment options in depressed patients showing non-response to two or more trials of antidepressants. Recently, large sample head-to-head comparisons of intravenous ketamine versus ECT for treatment-resistant depression (TRD) have fuelled the debate on which therapy might be more effective. However, the...

Efficacy, Safety, and Tolerability of Psychedelics in Treatment-Resistant Depression (TRD).

Advances in experimental medicine and biology 2024 Berend Olivier, Jocelien D A Olivier 11 citations

Major depressive disorder (MDD) is a highly prevalent psychiatric disorder, associated with substantial burden and large economical costs. Notwithstanding various conventional antidepressant treatment options, a large portion of depressed people (ca. 30%) fails to respond to first-line treatment, resulting in treatment-resistant depression (TRD). Although non-response to multiple antidepressant...