Demitrack, M A, Engleberg, N C · Current therapy in endocrinology and metabolism · 1997
This is a review article that summarizes what was known about ME/CFS in 1997, focusing on endocrine and metabolic aspects of the illness. The authors examined how ME/CFS affects hormones and the body's energy systems. This paper provides an overview of medical understanding from that time period rather than presenting new research findings.
This review helped establish that ME/CFS has measurable biological basis, particularly in endocrine and metabolic systems, rather than being purely psychological. For patients, this work supported recognition that ME/CFS involves real physiological dysfunction. For researchers, it provided a foundational summary of biological mechanisms that could guide future investigation.
As a review article, this study does not present new experimental data and therefore cannot prove causation or establish the prevalence of any specific abnormality. The findings represent a synthesis of prior work and do not constitute a controlled clinical trial. This review does not establish which biological abnormalities are primary causes versus secondary effects of the illness.
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
Demitrack, M A & Engleberg, N C (1997). Chronic fatigue syndrome.. Current therapy in endocrinology and metabolism. https://pubmed.ncbi.nlm.nih.gov/9174726/
BibTeX
@article{mecfsatlas-demitrack-1997-chronic-fatigue,
author = {Demitrack, M A and Engleberg, N C},
title = {Chronic fatigue syndrome.},
journal = {Current therapy in endocrinology and metabolism},
year = {1997},
note = {PubMed: 9174726},
url = {https://www.mecfsatlas.com/evidence/demitrack-1997-chronic-fatigue},
}Atlas snapshot reference
ME/CFS Atlas. Generator v1 / Scanner v1.4 / policy v0.1. Accessed 2026-05-29. https://www.mecfsatlas.com/evidence/demitrack-1997-chronic-fatigue
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