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Study M257

Study name

Mu J 2007a

Title

1H magnetic resonance spectroscopy study of thalamus in treatment resistant depressive patients

Overall design

The aim of this study was to examine possible alterations of thalamus metabolism in adult treatment resistant depressive patients (depression group, n = 20) using 1.5 T 1H magnetic resonance spectroscopy (1H MRS). The treatment resistance was defined as failure to respond to two different antidepressants in adequate dosage for at least a period of 8 weeks. Age- and gender-matched healthy controls (control group, n = 20) were enrolled. Metabolite quantification was reported relative to total creatine as the reference peak.

Study Type

Type1;

Data available

Unavailable

Organism

Human;

Categories of depression

Depressive disorder; Treatment-resistant depression; Treatment-resistant depression;

Criteria for depression

DSM-IV diagnosed MDD

Sample size

40

Tissue

Central; Brain; Thalamus;

Platform

MRS; MRS: 1.5 T GE Signa Highspeed Superconductive Imaging System (General Electric Medical Systems);

PMID

17723272

DOI

10.1016/j.neulet.2007.08.004

Citation

Mu J, Xie P, Yang ZS, et al. 1H magnetic resonance spectroscopy study of thalamus in treatment resistant depressive patients. Neurosci Lett 2007;425(1):49-52.

Metabolite

N-Acetyl aspartate/(Creatine and Phosphocreatine) ratio;

Choline-containing compounds/(Creatine and Phosphocreatine) ratio;