Are there distinctive EEG Signatures of tinnitus-related emotional distress? Evidence from spectral parameterization and source-level functional connectivity

Subjective tinnitus is the perception of sound in the absence of an external acoustic source. This study used resting-state electroencephalography (EEG) to characterize abnormal neural oscillatory activity and electrophysiological features potentially associated with tinnitus-related emotional distress. Resting-state EEG data were collected from patients with tinnitus and healthy controls....

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No actionable change — this is early-stage brain-imaging research that does not yet offer a clinical tool for diagnosing or treating tinnitus-related distress.

Identifying objective EEG biomarkers of tinnitus-related emotional distress could eventually support patient stratification and guide neuromodulation or psychological treatment selection.

1. 01Resting-state EEG was used to compare brain activity patterns linked to tinnitus-related emotional distress.
2. 02Two complementary analyses were applied: spectral parameterization (breaking brainwaves into components) and source-level functional connectivity (how brain regions communicate).
3. 03The study seeks neural signatures that could objectively index how much a patient is emotionally affected by tinnitus.
4. 04Published in Hearing Research (2026), a peer-reviewed audiology journal.
5. 05Findings could inform future neuromodulation or psychoacoustic therapies if replicated.

PMID

42732697

DOI

10.1016/j.heares.2026.109807.

Journal

Hearing Research

Publication type

research_article

Evidence level

4

Population

Adults with tinnitus, stratified by level of tinnitus-related emotional distress

Intervention

Resting-state EEG with spectral parameterization and source-level functional connectivity analysis