Treatable middle-ear conditions may be linked to increased dementia risk
Fox News • • health
Key Points:
- New research from Columbia University links common middle-ear conditions, such as cholesteatoma and eardrum perforation, to a higher risk of dementia, based on analysis of over 300,000 U.S. adults.
- The study found cholesteatoma increased the odds of dementia by 1.77 times, while eardrum perforation more than doubled the risk; otosclerosis showed no significant association.
- Surgical treatment for cholesteatoma and eardrum perforation appeared to slightly reduce the associated dementia risk, suggesting treatable causes may help mitigate cognitive decline.
- Experts emphasize that the study shows correlation, not causation, and highlight the role of sensory deprivation in dementia, noting that reduced hearing may lead to social isolation and increased dementia risk.
- The findings support previous evidence that social engagement protects brain health, with hearing loss potentially limiting interaction and thereby contributing to cognitive decline.
