ASTIGMATISM
What is astigmatism?
Astigmatism may be a common type of refractive error. It’s a condition within which the eye doesn't focus light evenly onto the retina, the light-sensitive tissue at the back of the eye.
What is refraction?
Refraction is that the bending of light because it passes through one object to a different. Vision happens once light rays are bent (refracted) as they pass through the cornea and the lens. The light is then centered on the retina. The retina converts the light rays into messages that are sent through the cranial nerve to the brain. The brain interprets these messages into the pictures we have a tendency to see.
How does astigmatism occur?
Astigmatism happens when the light is bent differently depending on where it strikes the tissue layer and passes through the eyeball. The tissue layer of a normal eye is curved like a basketball, with the same degree of roundness in all areas and some area that is steeper or more rounded than others. This may cause pictures to look bleary and extended.
Who is at risk of astigmatism?
Astigmatism will have an effect on each children’s and adults. Some patients with slight astigmatism won't notice changes in their vision.
It’s necessary to have eye examinations at the regular interval in order to notice any astigmatism too soon for kids.
What are the signs and symptoms of astigmatism?
Signs and symptoms include the following:
- Headaches
- Eyestrain
- Squinting
- Distorted or blurred vision at all distances
- Difficulty driving at night
If you experience any of these symptoms, visit your eye care professional. If you wear glasses or contact lenses and still have these issues, a new prescription might be needed.
How is astigmatism diagnosed?
Astigmatism is usually found during a comprehensive complete eye examination. Being attentive to any changes in your vision is essential. It will assist in detection any common vision problems.
If you notice any changes in your vision, visit your eye care specialized for a comprehensive complete eye examination.
How is astigmatism corrected?
Astigmatism is often corrected with spectacles, contact lenses, or refractive surgery. Person lifestyles have an effect on the method astigmatism is treated.
Eyeglasses are the easy and secure way to correct astigmatism.
Your eye care professional will set down appropriate lenses to help you see as visibly as possible.
Contact Lenses
work by changing into the first refractive surface for light rays entering into the eye, inflicting more precise refraction or focus
In several cases, contact lenses offer clearer vision, a wider field of vision, and greater comfort. They’re a secure and Effective possibility if fitted and used properly. It’s important to clean your hands and clean your lenses as instructed in order to reduce the risk of infection.
If you have a certain eye condition, you may not be able to wear contact lenses. Talk about this matter with your eye care expert.
Refractive Surgery aims to change the shape of the cornea everlastingly. This variation in eye form restores the focusing power of the attention by permitting the light rays to focus exactly on the retina for improved vision.
There are many types of refractive surgeries. Your eye care experts will assist you to decide if surgery is an option for you.
Are you still worried and confused about any eye related problems click on the below articles to find out more information written by Dr.Sirish Nelivigi, Nelivigi Eye Hospital.
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- Six Simple Steps To Combat Dry Eye Symptoms
- Foods to Welcome and Avoid for Healthy Eyes
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