Nogué, Santiago, Fernández-Solá, Joaquim, Rovira, Elisabet et al. · Medicina clinica · 2007 · DOI
This study looked at 52 patients with multiple chemical sensitivity (MCS)—a condition where people react badly to everyday chemicals like pesticides and cleaning products. Most patients were middle-aged women, and about 60% developed MCS after a workplace chemical exposure. The researchers found that people with MCS often have very similar symptoms to chronic fatigue syndrome, and while their condition stayed stable over time, it significantly reduced their quality of life.
This study is important because it documents the overlap between MCS and ME/CFS, suggesting these conditions may share common pathogenic mechanisms. Understanding MCS symptom patterns and triggers may help researchers and clinicians better characterize environmental sensitivities in ME/CFS patients and develop targeted management strategies.
This study does not prove that chemical exposure causes ME/CFS, nor does it establish that MCS and ME/CFS are the same condition—only that they frequently co-occur. The clinical diagnosis of MCS without objective biomarkers means we cannot determine whether reported chemical sensitivity reflects true physiological hypersensitivity or other factors. Cross-sectional design cannot establish causality or temporal relationships.
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
Nogué, Santiago, Fernández-Solá, Joaquim, Rovira, Elisabet, Montori, Elisabet, Fernández-Huerta, José Manuel, & Munné, Pere (2007). [Multiple chemical sensitivity: study of 52 cases].. Medicina clinica. https://doi.org/10.1157/13107370
BibTeX
@article{mecfsatlas-nogu-2007-multiple-chemical,
author = {Nogué, Santiago and Fernández-Solá, Joaquim and Rovira, Elisabet and Montori, Elisabet and Fernández-Huerta, José Manuel and Munné, Pere},
title = {[Multiple chemical sensitivity: study of 52 cases].},
journal = {Medicina clinica},
year = {2007},
doi = {10.1157/13107370},
note = {PubMed: 17594860},
url = {https://www.mecfsatlas.com/evidence/nogu-2007-multiple-chemical},
}Atlas snapshot reference
ME/CFS Atlas. Generator v1 / Scanner v1.4 / policy v0.1. Accessed 2026-05-29. https://www.mecfsatlas.com/evidence/nogu-2007-multiple-chemical
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