Author: Dr Asif Khokhar
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What are types of glasses used for distant and near vision? which is the best?
There are different types of lenses available in the market, which one is the best? There are three types of spectacles that are used to work at different distances: Bifocal Trifocal Progressive or multi-focal [/vc_column_text][/vc_column][/vc_row][vc_row][vc_column][vc_single_image source=”external_link” external_img_size=”3000×600″ title=”The image below shows the bifocal lenses. These are the lenses that have two parts, one part is…
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Does weakness’ of vision occurs in children due to study?
The general idea is that when the burden of reading increases, the vision begins to weaken. Is this correct? Is reading harmful to children’s eyes? Many children are very young when they are diagnosed for refractive error. At what age is the risk of poor eyesight higher? When will the first manifestation of visual impairment…
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When it becomes essential for a child to wear glasses?
What precautions should be taken during their study for prevention of their eyesight? In fact, the only precautionary measures can be taken to prevent visual impairment. Protect children from situations that increase their risk of visual impairment, such as playing computer games, watching cartoons. Screen time must be in balanced way. And when children do…
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What harm will occur if I don’t use glasses?
What are the problems that has to face a person who doesn’t not use glasses regularly? There are many problems with not using spectacles regularly which can be easily overcome with the right use of spectacles. Some of the issues are listed below: Blurred vision while watching TV, driving, or reading; And ggod visual performance…
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When I should use glasses?
When to wear glasses? during near work or in far vision? This is a big common misconception; people think that spectacles are for either far distance work or for near work. In fact, majority of patients should wear glasses all the time. If not used in this way, the glasses are practically useless. Especially before…
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Why vision becomes week?
There are various causes of visual impairment such as big eye, injury, diabetes mellitus, etc Main reason for the weakness of most people before the age of 40 is the diversity in the structure of the eye. If the focus is a little worse, the brain will be able to focus more by making changes…
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We have been told that tearduct is blocked? What is teatment for this?
Treatment of drainage NLD in children In young children, a large number of children have this duct blocked. The main reason for this closure is that the development of this duct is still incomplete, and as it grows, the duct becomes complete and opens automatically, just as the rest of the organs complete. These children…
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What other symptoms can be associated with watering?
Is watering the only symptoms of a malfunction in the drainage system or is there any other accociated symptom also? When there is a defect in the drainage system, then various symptoms can occur, depending on the nature of the defect. Some of them are mentioned below: If the path is blocked or the water…
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What are reasons of watering from eye?
Why some eyes have problem of watering? An important cause of watery eyes is inflammation of any part of the eye such as conjunctivitis, keratitis, uveitis etc. But another reason is a defect in the system that keeps the outer parts of the eye moist and clean. After supplying nutrients and cleaning the outer parts…
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What are components of lacrimal drainage system?
What are the drainage channels where surplus fluid is drained after eye cleaning and how does this system work? Allah Almighty has created a wonderful system for cleaning and protecting the outer parts of the eye. Some glands which are called lacrimal glands produce a water-like fluid. The two lacrimal glands are right and left…
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What basically the issue in epiphora patients and how do you treat?
This picture some artist has tried to so show the close relationship between the eye and the nose. This patient’s eye may have been removed due to cancer. However, now there is so much gap between the nose and the eye that the finger is passing. In the same way in silicone stent surgery and…
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What changes do you make by DCR operation?
In these patients, since the drainage duct is blocked, so in this operation an alternative route is craeted for drainage by breaking the bone. Below are some scenes from this operation
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How CXR operation for keratoconus is performed?
What is done in a cross-linking operation? Is this operation really effective? The cornea is made of a network of collagen fibers. In this disease interlinking connections between the collagen fibers become week due to which the corneal thickness decreases and the cornea is weakened. In this treatment, the collagen fibers are activated and their…
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Which part of eye is cornea?
What is appearance of cornea when it is damaged? What are symptoms other than its abnormal appearance? If there is a minor defect, the color of your eye may appear slightly greyish. If cornea has been significantly damaged, then the eye appears white in colour. Vision deterioration is proportional to the whiteness. If inflammation is…
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How do you operate for keratoplasty?
How the cornea of other’s eye you fix to another’s eye? How do you perform keratoplasty? This is very important surgery in which we transplant another person’s eye to the patient. Look at following pictures it will help you in understanding the surgery. The part of eye which has been cut from the donor’s eye…