Cited by 377Obsessive-Compulsive Spectrum DisordersPsychoanalysis and Psychopathology ResearchSchizophrenia research and treatment

Decrease in Caudate Glutamatergic Concentrations in Pediatric Obsessive-Compulsive Disorder Patients Taking Paroxetine

ROSENBERG, DAVID R., MacMASTER, FRANK P., KESHAVAN, MATCHERI S., FITZGERALD, KATE D., STEWART, CAROL M., MOORE, GREGORY J.·2000·Journal of the American Academy of Child & Adolescent Psychiatry

Abstract

Objective To measure in vivo neurochemical changes in the caudate nucleus in pediatric obsessive-compulsive disorder (OCD) before and after treatment. Method Single-voxel proton magnetic resonance spectroscopic (1H-MRS) examinations of the left caudate were conducted in 11 psychotropic drug-naive children, aged 8 to 17 years, with OCD before and after 12 weeks of monotherapy with the selective serotonin reuptake inhibitor paroxetine (10-60 mg/day) and 11 healthy children aged 8 to 17 years. A different sample of 8 pediatric OCD patients and 8 healthy children had a 1H-MRS examination of occipital cortex. Results Caudate glutamatergic concentrations (Glx) were significantly greater in treatment-naive OCD patients than in controls but declined significantly after paroxetine treatment to levels comparable with those of controls. Decrease in caudate Glx was associated with decrease in OCD symptom severity. Occipital Glx did not differ between OCD patients and controls. Conclusions These preliminary findings provide new evidence of Glx abnormalities in the caudate nucleus in pediatric OCD and suggest that paroxetine treatment may be mediated by a serotonergically modulated reduction in caudate Glx.

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Crossref · 10.1097/00004583-200009000-00008

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2 of 2 references verified0 citation errors · 0 not checkable

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  • Caudate glutamate concentrations normalized after 12 weeks of SSRI (paroxetine) treatment.

    “caudate glutamate concentrations normalized post 12 weeks of SSRI (paroxetine) treatment”

    From Obsessive-compulsive disorder: Etiology, neuropathology, and cognitive dysfunction (2023) · cites this paper as Rosenberg et al., 2000

  • Unmedicated pediatric OCD patients have raised glutamate concentrations in the caudate relative to healthy individuals.

    “OCD patients (i.e., an unmedicated pediatric sample) have raised glutamate concentrations in the caudate relative to healthy individuals”

    From Obsessive-compulsive disorder: Etiology, neuropathology, and cognitive dysfunction (2023) · cites this paper as Rosenberg et al., 2000

  • SSRI-induced serotonin alterations in the frontal cortex may impact cortical-striatal glutamate projections in OCD.

    “SSRI‐induced serotonin alterations in the frontal cortex may impact cortical‐striatal glutamate projections in OCD”

    From Obsessive-compulsive disorder: Etiology, neuropathology, and cognitive dysfunction (2023) · cites this paper as Rosenberg et al., 2000

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Authors
ROSENBERG, D. R., MacMASTER, F. P., KESHAVAN, M. S., FITZGERALD, K. D., STEWART, C. M., & MOORE, G. J.
Affiliations
  • University of Pittsburgh (US)
  • Wayne State University (US)
Corresponding author
ROSENBERG, DAVID R.
Venue
Journal of the American Academy of Child & Adolescent Psychiatry
Publisher
Elsevier BV
Published
2000-09
Volume
39
Issue
9
Pages
1096-1103
ISSN
0890-8567 (ISSN-L)
OpenAlex
W2053626793
Cited by
377
References
2
Citations by year
2026: 2 · 2025: 9 · 2024: 9 · 2023: 5 · 2022: 10 · 2021: 12 · 2020: 7 · 2019: 8 · 2018: 9 · 2017: 16 · 2016: 19 · 2015: 23 · 2014: 17 · 2013: 17 · 2012: 23
FWCI
17.07
Type
journal article
Language
en
Open access
closed
Locations
  • Journal of the American Academy of Child & Adolescent Psychiatry (publishedVersion)
  • PubMed (publishedVersion)
Funders
NIMH (MH01372 and MH59299)
Topics
  • Social Sciences › Psychology › Clinical Psychology › Obsessive-Compulsive Spectrum Disorders
  • Social Sciences › Psychology › Clinical Psychology › Psychoanalysis and Psychopathology Research
  • Health Sciences › Medicine › Psychiatry and Mental health › Schizophrenia research and treatment
Keywords
pediatric obsessive-compulsive disorder, caudate nucleus, glutamate, paroxetine, selective serotonin reuptake inhibitors, 1H NMR, occipital cortex, symptom severity, serotonergic modulation, neurochemical changes
MeSH terms
Adolescent, Caudate Nucleus, Child, Female, Humans, Male, Magnetic Resonance Spectroscopy, Obsessive-Compulsive Disorder, Occipital Lobe, Serotonin, Confounding Factors, Epidemiologic, Case-Control Studies, Treatment Outcome, Selective Serotonin Reuptake Inhibitors, Paroxetine, Glutamic Acid

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