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Study M285

Study name

Jarnum H 2011

Title

Longitudinal MRI study of cortical thickness, perfusion, and metabolite levels in major depressive disorder

Overall design

The aim of this study was to determine whether patients with major depressive disorder (MDD) display morphologic, functional, and metabolic brain abnormalities in limbic-cortical regions at a baseline magnetic resonance (MR) scan and whether these changes are normalized in MDD patients in remission at a follow-up scan. A longitudinal 3.0-Tesla magnetic resonance imaging (MRI) study was carried out with cortical thickness measurements with a surface-based approach, perfusion measurements with three-dimensional pseudo-continuous arterial spin labeling, and spectroscopy (1H-MRS) measurements in the anterior cingulate cortex (ACC) with water as an internal reference adjusted for cerebrospinal fluid content. MDD patients (depression group, n = 23) and healthy controls (control group, n = 26) were examined. MDD patients underwent a baseline MRI at inclusion and were invited to a follow-up scan when they were in remission or after a 6-month follow-up period. Metabolite quantification was reported in arbitrary units.

Study Type

Type1;

Type2;

Data available

Unavailable

Organism

Human;

Categories of depression

Depressive disorder; Depression; Depression;

Criteria for depression

ICD-10 diagnosed MDD, HAMD-17 >= 18

Sample size

49

Tissue

Central; Brain; Anterior cingulate cortex;

Platform

MRS; MRS: 3-T whole-body MRI system (Signa HDx, R14M5, GE Healthcare);

PMID

21923809

DOI

10.1111/j.1600-0447.2011.01766.x

Citation

Järnum H, Eskildsen SF, Steffensen EG, et al. Longitudinal MRI study of cortical thickness, perfusion, and metabolite levels in major depressive disorder. Acta Psychiatr Scand 2011;124(6):435-46.

Metabolite

myo-Inositol;

N-Acetyl-L-aspartic acid;

L-Glutamic acid;