What is Amblyopia (Lazy Eye)?
Amblyopia, commonly known as lazy eye, is a condition where vision in one eye does not develop properly during childhood. Even though the eye may look normal, the brain does not use it well, leading to reduced vision. In simple words, the brain starts depending more on the stronger eye and ignores the weaker one.
Amblyopia usually develops in early childhood and is one of the most common causes of poor vision in children. The problem is that children often do not realise or complain that they are not seeing well,so the condition can remain hidden unless an eye check-up is done.
What Causes Amblyopia?
The most common causes of amblyopia include:
- Uncorrected refractive error (high power glasses not worn)
- Unequal power in both eyes (one eye much stronger than the other)
- Squint (crossed or misaligned eyes)
- Blocked vision due to cataract, droopy eyelid (ptosis), or corneal problems
When one eye sends a blurred image to the brain for a long time, the brain learns to ignore it. Over time, this leads to amblyopia.
How is Amblyopia Treated?
The main aim of amblyopia treatment is to force the brain to use the weaker eye so that vision can improve. Treatment options include:
- Correct glasses for refractive errors
- Patching the stronger eye to stimulate the weaker eye
- Treating the cause, such as squint surgery or cataract surgery
Treatment works best when started early, usually before the age of 7–8 years. With proper and regular treatment, many children show excellent improvement.
Why Early Detection is Important
Amblyopia does not correct itself. If left untreated, it can cause permanent vision loss in one eye. That is why early eye screening—even in children who appear normal—is extremely important. The earlier the treatment starts, the better the results.
School surveys play the best role in detecting such conditions.
Frequently Asked Questions (FAQs)
Q1. What is amblyopia in simple words?
Amblyopia means one eye is weak because the brain is not using it properly, even though the eye looks normal.
Q2. At what age should amblyopia be treated?
Ideally before 7–8 years of age. Earlier treatment gives better results.
Q3. Can amblyopia be cured completely?
Yes, if detected early and treated properly, vision can improve significantly and sometimes completely.
Q4. Does amblyopia always cause squint?
No. A child can have amblyopia without any visible squint. That’s why eye check-ups are important.
Q5. How long does patching treatment take?
It depends on the severity and age of the child. Treatment may take months to a few years, with regular follow-up.
Message to Remember:
Amblyopia is a treatable childhood eye condition, but only if detected on time. Regular eye examinations in children are the key to preventing lifelong vision problems. Parents should never ignore routine eye check-ups—even if the child seems to see well.
For Routine Eye Check up of your child contact us.