•Dr Priscilia Imade
Adult eye problems encompass conditions like refractive errors, cataracts, glaucoma and diabetic retinopathy.
As people age, the risk of these issues increases, potentially leading to vision loss.
In Nigeria, access to eye care is limited, making early detection and treatment essential for preserving vision and quality of life. Increasing age is the major risk factor for developing specific eye problems in adulthood.
Common eye conditions among older adults in Nigeria include:
1. Cataracts: Cataracts are the leading cause of blindness in Nigeria and other developing countries. They occur when the lens of the eye becomes cloudy, impairing vision. The risk of cataracts increases with age, and untreated cataracts can lead to total vision loss. Cataract surgery, which involves replacing the clouded lens with an artificial one, is a highly effective treatment but remains inaccessible to many due to cost and availability.
2. Glaucoma: Glaucoma is a group of eye diseases that cause damage to the optic nerve, often due to increased intraocular pressure. It is one of the leading causes of blindness worldwide and the elderly are particularly vulnerable. Glaucoma often has no symptoms in its early stages, making regular eye examination important for early detection and management.
3. Age-Related Macular Degeneration (AMD): AMD is a condition that affects the central vision, leading to difficulty in seeing objects clearly. It is a significant cause of vision loss in older adults, though its prevalence in Nigeria is lower than in more developed countries. With an aging population, however, its incidence is likely to increase in the future.
4. Presbyopia: Presbyopia is the natural aging of the eye, where the ability to focus on near objects diminishes. This usually begins around the age of 40 and is commonly corrected with reading glasses.
5. Diabetic Retinopathy: For older adults with diabetes, diabetic retinopathy can cause progressive damage to the retina, leading to blurred vision and potential blindness. Regular eye examinations are essential for people with diabetes, as early detection and treatment can prevent severe vision loss.
6. Refractive Errors: While refractive errors like nearsightedness, farsightedness, and astigmatism are common among adults of all ages, they are particularly prominent among the elderly. These errors can be corrected with glasses, contact lenses, or refractive surgery, but many older adults in Nigeria lack access to affordable vision correction options.
Prevention of adult eye problems
Preventing eye problems is a multi-faceted approach that includes lifestyle changes, early detection, and treatment. Some key strategies for preventing adult eye problems include:
1. Regular eye examination: Routine eye examinations are very important, especially for individuals over the age of 40. These examinations can detect early signs of common eye diseases like glaucoma, cataracts and diabetic retinopathy before they cause significant damage. In Nigeria, increasing public awareness of the importance of eye examination is very important.
2. Manage chronic conditions: Adults with chronic conditions like diabetes and hypertension should manage their health through proper medication, regular check-ups, and lifestyle modifications. This can prevent or delay eye complications like diabetic retinopathy and hypertensive retinopathy.
3. Protecting the eyes from environmental hazards: Wearing sunglasses with UV protection can help prevent damage from harmful sun rays. Reducing exposure to pollutants and dust, especially in urban areas, is also essential for maintaining eye health.
4. Healthy lifestyle choices: Eating a balanced diet rich in vitamins and antioxidants can help protect the eyes. Nutrients like vitamin A, C, E, and zinc support eye health and may reduce the risk of cataracts and age-related macular degeneration. Additionally, quitting smoking can reduce the risk of several eye diseases, including cataracts and macular degeneration.
5. Use of corrective lenses: For adults experiencing refractive errors, corrective lenses such as glasses or contact lenses can improve vision and prevent strain. It is important for individuals to visit an optometrist for an accurate prescription and proper fitting.
6. Early intervention and treatment: For those with eye conditions, early intervention is key to preventing vision loss. Access to affordable treatments and surgeries like cataract surgery or glaucoma management should be prioritised to reduce the burden of blindness.
7. Public awareness campaigns: Government and Non-governmental Organisations (NGOs) should initiate awareness campaigns to educate the public about the importance of eye health, regular eye exams, and proper protection for the eyes. These campaigns could focus on reducing myths and misconceptions related to eye care.
*Dr Priscilia Imade is CEO, Modern Eye Clinic, Lagos. E-mail: moderneyecliniclagos@gmail.com
Another edition of the column returns on Monday in The Frontier.
