Surgically Treatable Ear Conditions Linked To Significantly Higher Risk Of Developing Cognitive Decline And Dementia

A study of 363,000 adults shows eardrum perforations and cholesteatoma double dementia risk, but surgery and hearing aids can help lower those odds.

By: AXL Media

Published: Apr 16, 2026, 7:45 AM EDT

Source: Information for this report was sourced from American Academy of Otolaryngology - Head and Neck Surgery

Investigating The Connection Between Auditory Health And Cognition

New clinical research published in Otolaryngology–Head and Neck Surgery has established a link between specific forms of conductive hearing loss and an increased likelihood of dementia. The study focuses on eardrum perforations and cholesteatoma, an abnormal skin growth in the middle ear, as significant risk factors for cognitive impairment. According to the findings, these common and treatable conditions are associated with higher odds of mental decline, suggesting that the physiological state of the ear may have profound implications for long term brain health.

High Odds Of Dementia Found In Patient Data Analysis

Researchers from Columbia University and the University of Utah conducted a comprehensive analysis of over 363,000 participants within the National Institutes of Health All of Us Research Program. The data revealed that individuals suffering from eardrum perforations faced more than twice the odds of developing dementia compared to those with healthy ears. Furthermore, patients diagnosed with cholesteatoma showed nearly double the risk, while otosclerosis, a condition involving the middle ear bones, did not show a statistically significant association in this particular study.

The Role Of Surgical Intervention In Risk Reduction

One of the most significant aspects of the research is the potential for risk reversal through standard medical procedures. According to Justin S. Golub, MD, of Columbia University, the association between cholesteatoma and dementia became nonsignificant once surgical treatment was factored into the analysis. This suggests that the adverse cognitive effects related to surgically addressable hearing loss might be halted or reduced if the underlying ear pathology is corrected in a timely manner.