•Dr Priscilia Imade
Cataract is the leading cause of blindness worldwide. Blindness from cataract is reversible. Here are some statistics on cataracts:
Prevalence: Cataracts are a common eye condition, especially among older adults. According to the World Health Organization (WHO), cataracts are the leading cause of blindness globally, accounting for approximately 51% of world blindness.
Age-related prevalence: The risk of developing cataracts increases with age. It is estimated that by age 60 and above, most Nigerians will develop some form of cataract due to aging.
Global burden: Cataracts affect people worldwide, with higher prevalence rates in low- and middle-income countries. Factors such as limited access to eye care services, lack of awareness, and socioeconomic factors contribute to the burden of cataract-related vision impairment and blindness in these regions.
Impact on vision: Cataracts can significantly impact visual acuity and quality of life. They may cause blurred vision, difficulty seeing in low light conditions, sensitivity to glare, and other visual disturbances that interfere with daily activities.
Surgical intervention: Cataract surgery is one of the most common and successful surgical procedures performed globally. It is typically safe and effective in restoring vision impaired by cataracts. In Nigeria, cataract surgery is one of the commonest eye surgeries carried out by ophthalmologist yearly.
Cost of treatment: The economic burden of cataract treatment, including surgery and follow-up care, can vary depending on factors such as geographic location, healthcare system, and insurance coverage. However, cataract surgery is often considered a cost-effective intervention due to its significant impact on improving vision and quality of life.
Global initiatives: Various organizations and initiatives, such as the WHO’s Vision 2020 program and other public health campaigns, aim to address the global burden of cataracts and improve access to cataract surgery and other eye care services, particularly in underserved populations.
These statistics highlight the widespread impact of cataracts on public health and the importance of timely detection and treatment in preserving vision and preventing blindness.
*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.
