Ophthalmology

Nearly everyone has eye pain or sore eyes at some point in life. Eye pain may be something that resolves on its own. But it also can be a sign of something more serious. Eye pain can originate from many different places within the eye, orbit (the bony eye socket), …

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Introduction There are numerous conditions which can cause painless eye redness and discomfort. As mentioned under other topics, any eye condition that associated with pain, or blurring of vision, warrants an immediate medical attention. Few common conditions that give rise to non painful red eyes include conjunctivitis, subconjunctiva haemorrhage, pterygium, …

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Introduction Excessive tearing can be caused by two basic mechanisms, overproduction of tears or blockage of tear drainage system of the eye. Sometimes a combination of the two can coexist. The tears are produced by lacrimal gland located lateral aspect of the eye. Tears drain away from the eye through …

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Introduction Photophobia (light sensitivity) is defined as fear to light. There is excessive sensitivity to light, thus people with photophobia try to avoid sunlight or well-lit places. Patients may develop photophobia as a result of different medical conditions, related to the eye or the nervous system. Causes Photophobia is common …

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Introduction The eye is a very complex organ, with many important parts. To work properly and provide normal vision, every part of the eye must be normal and healthy. Blurring of vision can come about from any disturbance in the pathway of light from the front of the eye (cornea) …

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Introduction Eye injury is a common hospital casualty referral. It can result from fight, fall, and chemical exposure, foreign body at work or road traffic accident. It is important for the public and general practitioner to differentiate blunt eye injury from perforating eye injury. The latter may leave the eye …

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Introduction The retina is a thin sheet of light sensitive nerve tissue lining the inside of the eye. When the retina detachment occurs, the retina is lifted from its normal position. If not treated early, retinal detachment can cause permanent vision loss. Photograph showing retinal detachment with tear     …

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Introduction The human eye works in a manner very similar to that of a camera. In order to see clearly, objects that we are looking at must be properly focused on the retina. This is acheived through the convergent power of the cornea and lens. When images are not properly …

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A cataract is a clouding of the normally clear lens of the eye. It can be compared to a window that is partly covered with dirt. Cataract development is a normal process of aging, but cataracts also develop from eye injuries, certain diseases or medications. Cataract is a major cause …

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Glaucoma is a disease of the eye that causes damage to the optic nerve. The optic nerve is the pathway that carries the images we see to the brain. The disease can destroy the optic nerve leading to blindness, if left untreated. Glaucoma is the second most common cause of blindness worldwide. It is estimated that 4.5 million person globally are blind due to glaucoma. This number will rise to 11.2 million by 2020. Blindness due to glaucoma is irreversible.

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