ArticleNeuroImage. Clinical2016
Hippocampal volume predicts antidepressant efficacy in depressed patients without incomplete hippocampal inversion.
Article in NeuroImage. Clinical, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.
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Who cites it
12 citing papers in PubMed, 19 citations in OpenAlex.
- Hippocampal volume in affective and non-affective psychosis.Schizophrenia research · 2025Article
- Automatic rating of incomplete hippocampal inversions evaluated across multiple cohorts.ArXiv · 2025Article
- A Brief Review on the Potential of Psychedelics for Treating Alzheimer's Disease and Related Depression.International journal of molecular sciences · 2023Review
- Incomplete Hippocampal Inversion: A Neurodevelopmental Mechanism for Hippocampal Shape Deformation in Schizophrenia.Biological psychiatry · 2022Article
- Article
- Incomplete hippocampal inversion in schizophrenia: prevalence, severity, and impact on hippocampal structure.Molecular psychiatry · 2021Article
- Article
- Administration of Asian Herb Bennet (Nutrients · 2019Article
- Prophylactic Ketamine Treatment Promotes Resilience to Chronic Stress and Accelerates Recovery: Correlation with Changes in Synaptic Plasticity in the CA3 Subregion of the Hippocampus.International journal of molecular sciences · 2019Article
- Hippocampal Volume as a Putative Marker of Resilience or Compensation to Minor Depressive Symptoms in a Nonclinical Sample.Frontiers in psychiatry · 2019Article
- Neurotrophic factors and neuroplasticity pathways in the pathophysiology and treatment of depression.Psychopharmacology · 2018Review
- Statistical Shape Analysis of Large Datasets Based on Diffeomorphic Iterative Centroids.Frontiers in neuroscience · 2018Article
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Authors and funding
10 authors at 7 institutions in 1 country.
Funding
No grant is acknowledged in the PubMed record.
Abstract
backgroundIncomplete hippocampal inversion (IHI), also called malrotation, is a frequent atypical anatomical pattern of the hippocampus. Because of the crucial implication of the hippocampus in Major Depressive Disorder (MDD) and the neurodevelopmental hypothesis of MDD, we aimed to assess the prevalence of IHI in patients with MDD, the link of IHI with hippocampal volume (HV) and the impact of IHI on the predictive value of HV for response and remission after antidepressant treatment.
methodsIHI (right and left, partial and total and IHI scores) and HV were assessed in 60 patients with a current Major Depressive Episode (MDE) in a context of MDD and 60 matched controls. Patients were prospectively assessed at baseline and after one, three and six months of antidepressant treatment for response and remission.
resultsThe prevalence of IHI did not significantly differ between MDD patients (right = 23.3%; left = 38.3%) and controls (right = 16.7%; left = 33.3%). IHI was not significantly associated with MDD clinical characteristics. IHI alone did not predict response and remission after antidepressant treatment. However, an interaction between left HV and left IHI predicted six-month response (p = 0.04), HDRS score decrease (p = 0.02) and both three-month (p = 0.04) and six-month (p = 0.03) remission. A case-control design in 30 matched patients with or without left IHI confirmed that interaction. In patients without left IHI, left HV at baseline were smaller in six-month non-remitters as compared to remitters (2.2(± 0.43) cm
conclusionIHI is not more frequent in MDD patients than in controls, is not associated with HV, but is a confounder that decreases the predictive value of hippocampal volume to predict response or remission after antidepressant treatment. IHI should be systematically assessed in future research studies assessing hippocampal volume in MDD.
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