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Prevalence of retinal diseases and their pattern in Tehran: the Tehran eye study
Elham Hatef1, Akbar Fotouhi, Hassan Hashemi
1Noor Vision Correction Centre, Tehran, Iran.
Retina (Philadelphia, Pa.)
|May 9, 2008
Summary
This population-based study found a significant prevalence of retinal diseases in Tehran, with acquired retinopathies and peripheral retinal lesions being most common. Findings highlight the need for targeted screening and treatment programs for vision impairment.
Area of Science:
- Ophthalmology
- Public Health
- Epidemiology
Background:
- Retinal diseases represent a significant public health concern globally.
- Understanding the prevalence and patterns of retinal diseases is crucial for effective healthcare planning.
Purpose of the Study:
- To determine the prevalence and patterns of retinal diseases in Tehran.
- To identify associated ocular and systemic comorbidities.
Main Methods:
- A population-based study conducted in Tehran in 2002.
- Stratified random cluster sampling of 6497 citizens.
- Door-to-door household survey followed by extensive eye examinations.
Main Results:
- The overall prevalence of retinal diseases was 8.56 per 100.
- Acquired retinopathies (3.33 per 100) and peripheral retinal lesions (3.29 per 100) were most common.
- High blood pressure and diabetes mellitus were significant comorbidities; low vision prevalence was 2.87 per 100.
Conclusions:
- Retinal diseases are prevalent in the Tehran population.
- The prevalence may be underestimated without fundus photography.
- Findings support the development of case-finding and treatment strategies.
