Neri, G, Bianchedi, M, Croce, A et al. · Acta otorhinolaryngologica Italica : organo ufficiale della Societa italiana di otorinolaringologia e chirurgia cervico-facciale · 1996
This study tested whether two hearing-related tests could help diagnose ME/CFS. Researchers examined 21 people with suspected ME/CFS using specialized hearing tests that measure how the brainstem processes sound and how the ear muscles respond to loud noises. When both tests were combined, they correctly identified about 82% of people with ME/CFS, suggesting these tests might be useful diagnostic tools.
This work explores objective neurophysiological markers for ME/CFS diagnosis at a time when no biomarker exists, potentially offering clinicians a quantifiable diagnostic tool. The combination of two complementary tests showed promise in detecting brainstem dysfunction, an abnormality increasingly recognized in ME/CFS pathophysiology.
This study does not prove these tests can definitively diagnose ME/CFS, as it lacked a healthy control group and patients with other conditions for comparison. The small sample size (n=21) and cross-sectional design mean the findings require validation in larger, controlled studies before clinical implementation. Abnormalities observed do not explain the cause of ME/CFS or whether they are unique to this condition.
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
Neri, G, Bianchedi, M, Croce, A, & Moretti, A (1996). ["Prolonged" decay test and auditory brainstem responses in the clinical diagnosis of the chronic fatigue syndrome].. Acta otorhinolaryngologica Italica : organo ufficiale della Societa italiana di otorinolaringologia e chirurgia cervico-facciale. https://pubmed.ncbi.nlm.nih.gov/9082825/
BibTeX
@article{mecfsatlas-neri-1996-prolonged-decay,
author = {Neri, G and Bianchedi, M and Croce, A and Moretti, A},
title = {["Prolonged" decay test and auditory brainstem responses in the clinical diagnosis of the chronic fatigue syndrome].},
journal = {Acta otorhinolaryngologica Italica : organo ufficiale della Societa italiana di otorinolaringologia e chirurgia cervico-facciale},
year = {1996},
note = {PubMed: 9082825},
url = {https://www.mecfsatlas.com/evidence/neri-1996-prolonged-decay},
}Atlas snapshot reference
ME/CFS Atlas. Generator v1 / Scanner v1.4 / policy v0.1. Accessed 2026-05-28. https://www.mecfsatlas.com/evidence/neri-1996-prolonged-decay
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