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Ocular and optic nerve head ischemic disorders and hearing loss
S S Hayreh1, P Podhajsky, M B Zimmerman
1Department of Ophthalmology and Visual Sciences, College of Medicine, University of Iowa, Iowa City, USA.
American Journal of Ophthalmology
|November 30, 1999
Summary
Hearing loss is strongly linked to aging, not ophthalmic ischemic disorders. This study found no evidence connecting conditions like optic nerve head ischemia or glaucoma with hearing impairment. Aging remains the primary factor for hearing loss.
Area of Science:
- Ophthalmology
- Audiology
- Geriatrics
Background:
- Ophthalmic ischemic disorders and hearing loss are common conditions, particularly in aging populations.
- The potential link between vascular-related eye diseases and sensorineural hearing loss warrants investigation.
Purpose of the Study:
- To explore a potential association between ophthalmic ischemic disorders, specifically affecting the optic nerve head, and the presence of hearing loss.
- To determine if specific ocular conditions correlate with auditory deficits.
Main Methods:
- A prospective study involving 583 patients across eight primary ocular diagnostic groups.
- Data collection included detailed patient and family interviews regarding hearing loss history.
- Logistic regression analysis was employed to assess associations, controlling for age and gender.
Main Results:
- Age and gender were significantly associated with hearing loss (P<.0001 and P=.003, respectively).
- No statistically significant association was found between any of the evaluated ophthalmic ischemic disorders and hearing loss.
- Observed associations between specific diagnoses and hearing loss were attributable to the strong relationship between age and both conditions.
Conclusions:
- Hearing loss is significantly correlated with aging, with incidence increasing with age.
- This study found no evidence to support an association between hearing loss and ocular ischemic disorders or optic nerve head ischemic conditions.
- Ocular ischemic disorders and hearing loss appear to be independent conditions, with aging being the primary common risk factor.