Chaudhuri, A, Condon, B R, Gow, J W et al. · Neuroreport · 2003 · DOI
This study used a specialized brain imaging technique called MR spectroscopy to look at a part of the brain called the basal ganglia in people with ME/CFS. The researchers found that people with ME/CFS had significantly higher levels of choline (a compound involved in cell membranes) in this brain region compared to healthy people. This suggests that the fatigue in ME/CFS may involve changes in how brain cells are functioning and communicating.
This study provides evidence that fatigue in ME/CFS may have a neurobiological basis in brain metabolism rather than being purely psychological. Understanding these brain-level changes could lead to better diagnostic tools and targeted treatments for ME/CFS patients.
This study does not prove that altered choline levels cause fatigue in ME/CFS, only that they are associated with the condition. It also does not establish whether these changes are specific to ME/CFS or present in other fatiguing conditions, nor does it explain what triggers these metabolic changes.
About the PEM badge: “PEM required” means post-exertional malaise was an explicit required diagnostic criterion for participant inclusion in this study — not that PEM was studied, observed, or discussed. Studies using criteria that do not require PEM (e.g. Fukuda, Oxford) are tagged “PEM not required”. How the atlas works →
The first block is for the primary paper and is the citation you should use in research work. The atlas-snapshot line only applies if you are specifically referring to this atlas’s reading of the paper on the date shown.
Primary citation
Chaudhuri, A, Condon, B R, Gow, J W, Brennan, D, & Hadley, D M (2003). Proton magnetic resonance spectroscopy of basal ganglia in chronic fatigue syndrome.. Neuroreport. https://doi.org/10.1097/00001756-200302100-00013
BibTeX
@article{mecfsatlas-chaudhuri-2003-proton-magnetic,
author = {Chaudhuri, A and Condon, B R and Gow, J W and Brennan, D and Hadley, D M},
title = {Proton magnetic resonance spectroscopy of basal ganglia in chronic fatigue syndrome.},
journal = {Neuroreport},
year = {2003},
doi = {10.1097/00001756-200302100-00013},
note = {PubMed: 12598734},
url = {https://www.mecfsatlas.com/evidence/chaudhuri-2003-proton-magnetic},
}Atlas snapshot reference
ME/CFS Atlas. Generator v1 / Scanner v1.4 / policy v0.1. Accessed 2026-05-29. https://www.mecfsatlas.com/evidence/chaudhuri-2003-proton-magnetic
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